Home / 8,772,486.40-13,158,729.60-5,233,542.40

Finding the Fourth Proportional to 8,772,486.40, 13,158,729.60 and 5,233,542.40

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Solution

The fourth proportional to 8,772,486.40, 13,158,729.60 and 5,233,542.40 is: 7,850,313.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,772,486.40 : 13,158,729.60 = 5,233,542.40 : x
  2. Step 2: Convert to fraction form
    8,772,486.40/13,158,729.60 = 5,233,542.40/x
  3. Step 3: Cross multiply
    8,772,486.40x = 13,158,729.60 × 5,233,542.40
  4. Step 4: Simplify right side
    8,772,486.40x = 68,866,769,291,735.04
  5. Step 5: Solve for x
    x = 68,866,769,291,735.04/8,772,486.40
  6. Step 6: Final answer
    x = 7,850,313.60

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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.