Home / 26,001,763.60-39,002,645.40-13,247,179.60

Finding the Fourth Proportional to 26,001,763.60, 39,002,645.40 and 13,247,179.60

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Solution

The fourth proportional to 26,001,763.60, 39,002,645.40 and 13,247,179.60 is: 19,870,769.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001,763.60 : 39,002,645.40 = 13,247,179.60 : x
  2. Step 2: Convert to fraction form
    26,001,763.60/39,002,645.40 = 13,247,179.60/x
  3. Step 3: Cross multiply
    26,001,763.60x = 39,002,645.40 × 13,247,179.60
  4. Step 4: Simplify right side
    26,001,763.60x = 516,675,048,488,913.81
  5. Step 5: Solve for x
    x = 516,675,048,488,913.81/26,001,763.60
  6. Step 6: Final answer
    x = 19,870,769.40

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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.