Home / 12,256,374.70-18,351,384.45-9,602,166.70

Finding the Fourth Proportional to 12,256,374.70, 18,351,384.45 and 9,602,166.70

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Solution

The fourth proportional to 12,256,374.70, 18,351,384.45 and 9,602,166.70 is: 14,377,257.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256,374.70 : 18,351,384.45 = 9,602,166.70 : x
  2. Step 2: Convert to fraction form
    12,256,374.70/18,351,384.45 = 9,602,166.70/x
  3. Step 3: Cross multiply
    12,256,374.70x = 18,351,384.45 × 9,602,166.70
  4. Step 4: Simplify right side
    12,256,374.70x = 176,213,052,664,687.78
  5. Step 5: Solve for x
    x = 176,213,052,664,687.78/12,256,374.70
  6. Step 6: Final answer
    x = 14,377,257.30

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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.