Home / 26,546,140.40-39,819,210.60-13,109,212.40

Finding the Fourth Proportional to 26,546,140.40, 39,819,210.60 and 13,109,212.40

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Solution

The fourth proportional to 26,546,140.40, 39,819,210.60 and 13,109,212.40 is: 19,663,818.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,546,140.40 : 39,819,210.60 = 13,109,212.40 : x
  2. Step 2: Convert to fraction form
    26,546,140.40/39,819,210.60 = 13,109,212.40/x
  3. Step 3: Cross multiply
    26,546,140.40x = 39,819,210.60 × 13,109,212.40
  4. Step 4: Simplify right side
    26,546,140.40x = 521,998,489,355,731.50
  5. Step 5: Solve for x
    x = 521,998,489,355,731.50/26,546,140.40
  6. Step 6: Final answer
    x = 19,663,818.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.