Home / 12,377,061.40-18,565,592.10-11,313,304.60

Finding the Fourth Proportional to 12,377,061.40, 18,565,592.10 and 11,313,304.60

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Solution

The fourth proportional to 12,377,061.40, 18,565,592.10 and 11,313,304.60 is: 16,969,956.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,377,061.40 : 18,565,592.10 = 11,313,304.60 : x
  2. Step 2: Convert to fraction form
    12,377,061.40/18,565,592.10 = 11,313,304.60/x
  3. Step 3: Cross multiply
    12,377,061.40x = 18,565,592.10 × 11,313,304.60
  4. Step 4: Simplify right side
    12,377,061.40x = 210,038,198,506,653.66
  5. Step 5: Solve for x
    x = 210,038,198,506,653.66/12,377,061.40
  6. Step 6: Final answer
    x = 16,969,956.90

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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.