Home / 12,635,046.28-18,902,702.58-9,569,866.89

Finding the Fourth Proportional to 12,635,046.28, 18,902,702.58 and 9,569,866.89

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Solution

The fourth proportional to 12,635,046.28, 18,902,702.58 and 9,569,866.89 is: 14,317,030.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,635,046.28 : 18,902,702.58 = 9,569,866.89 : x
  2. Step 2: Convert to fraction form
    12,635,046.28/18,902,702.58 = 9,569,866.89/x
  3. Step 3: Cross multiply
    12,635,046.28x = 18,902,702.58 × 9,569,866.89
  4. Step 4: Simplify right side
    12,635,046.28x = 180,896,347,551,859.56
  5. Step 5: Solve for x
    x = 180,896,347,551,859.56/12,635,046.28
  6. Step 6: Final answer
    x = 14,317,030.86

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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.