Home / 18,252,000.10-27,378,000.15-11,071,641.70

Finding the Fourth Proportional to 18,252,000.10, 27,378,000.15 and 11,071,641.70

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Solution

The fourth proportional to 18,252,000.10, 27,378,000.15 and 11,071,641.70 is: 16,607,462.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,252,000.10 : 27,378,000.15 = 11,071,641.70 : x
  2. Step 2: Convert to fraction form
    18,252,000.10/27,378,000.15 = 11,071,641.70/x
  3. Step 3: Cross multiply
    18,252,000.10x = 27,378,000.15 × 11,071,641.70
  4. Step 4: Simplify right side
    18,252,000.10x = 303,119,408,123,346.19
  5. Step 5: Solve for x
    x = 303,119,408,123,346.19/18,252,000.10
  6. Step 6: Final answer
    x = 16,607,462.55

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1.5x scale

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.