Home / 12,849,294.24-17,731,706.22-7,342,318.62

Finding the Fourth Proportional to 12,849,294.24, 17,731,706.22 and 7,342,318.62

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Solution

The fourth proportional to 12,849,294.24, 17,731,706.22 and 7,342,318.62 is: 10,132,216.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,849,294.24 : 17,731,706.22 = 7,342,318.62 : x
  2. Step 2: Convert to fraction form
    12,849,294.24/17,731,706.22 = 7,342,318.62/x
  3. Step 3: Cross multiply
    12,849,294.24x = 17,731,706.22 × 7,342,318.62
  4. Step 4: Simplify right side
    12,849,294.24x = 130,191,836,743,475.81
  5. Step 5: Solve for x
    x = 130,191,836,743,475.81/12,849,294.24
  6. Step 6: Final answer
    x = 10,132,216.94

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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.