Home / 26,001,185.40-39,001,778.10-18,442,913.40

Finding the Fourth Proportional to 26,001,185.40, 39,001,778.10 and 18,442,913.40

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Solution

The fourth proportional to 26,001,185.40, 39,001,778.10 and 18,442,913.40 is: 27,664,370.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001,185.40 : 39,001,778.10 = 18,442,913.40 : x
  2. Step 2: Convert to fraction form
    26,001,185.40/39,001,778.10 = 18,442,913.40/x
  3. Step 3: Cross multiply
    26,001,185.40x = 39,001,778.10 × 18,442,913.40
  4. Step 4: Simplify right side
    26,001,185.40x = 719,306,415,944,316.50
  5. Step 5: Solve for x
    x = 719,306,415,944,316.50/26,001,185.40
  6. Step 6: Final answer
    x = 27,664,370.10

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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.