Home / 9,721,941.96-14,569,222.14-7,438,626.12

Finding the Fourth Proportional to 9,721,941.96, 14,569,222.14 and 7,438,626.12

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Solution

The fourth proportional to 9,721,941.96, 14,569,222.14 and 7,438,626.12 is: 11,147,463.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721,941.96 : 14,569,222.14 = 7,438,626.12 : x
  2. Step 2: Convert to fraction form
    9,721,941.96/14,569,222.14 = 7,438,626.12/x
  3. Step 3: Cross multiply
    9,721,941.96x = 14,569,222.14 × 7,438,626.12
  4. Step 4: Simplify right side
    9,721,941.96x = 108,374,996,358,686.30
  5. Step 5: Solve for x
    x = 108,374,996,358,686.30/9,721,941.96
  6. Step 6: Final answer
    x = 11,147,463.83

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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.