Home / 15,207,834.24-22,757,397.12-13,209,622.56

Finding the Fourth Proportional to 15,207,834.24, 22,757,397.12 and 13,209,622.56

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Solution

The fourth proportional to 15,207,834.24, 22,757,397.12 and 13,209,622.56 is: 19,767,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,207,834.24 : 22,757,397.12 = 13,209,622.56 : x
  2. Step 2: Convert to fraction form
    15,207,834.24/22,757,397.12 = 13,209,622.56/x
  3. Step 3: Cross multiply
    15,207,834.24x = 22,757,397.12 × 13,209,622.56
  4. Step 4: Simplify right side
    15,207,834.24x = 300,616,626,403,231.06
  5. Step 5: Solve for x
    x = 300,616,626,403,231.06/15,207,834.24
  6. Step 6: Final answer
    x = 19,767,221.40

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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.