Home / 15,707,307.29-21,626,743.46-13,347,527.58

Finding the Fourth Proportional to 15,707,307.29, 21,626,743.46 and 13,347,527.58

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Solution

The fourth proportional to 15,707,307.29, 21,626,743.46 and 13,347,527.58 is: 18,377,660.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,707,307.29 : 21,626,743.46 = 13,347,527.58 : x
  2. Step 2: Convert to fraction form
    15,707,307.29/21,626,743.46 = 13,347,527.58/x
  3. Step 3: Cross multiply
    15,707,307.29x = 21,626,743.46 × 13,347,527.58
  4. Step 4: Simplify right side
    15,707,307.29x = 288,663,554,731,196.94
  5. Step 5: Solve for x
    x = 288,663,554,731,196.94/15,707,307.29
  6. Step 6: Final answer
    x = 18,377,660.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.