Home / 10,088,977.17-15,123,348.15-5,228,561.72

Finding the Fourth Proportional to 10,088,977.17, 15,123,348.15 and 5,228,561.72

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Solution

The fourth proportional to 10,088,977.17, 15,123,348.15 and 5,228,561.72 is: 7,837,599.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088,977.17 : 15,123,348.15 = 5,228,561.72 : x
  2. Step 2: Convert to fraction form
    10,088,977.17/15,123,348.15 = 5,228,561.72/x
  3. Step 3: Cross multiply
    10,088,977.17x = 15,123,348.15 × 5,228,561.72
  4. Step 4: Simplify right side
    10,088,977.17x = 79,073,359,139,706.08
  5. Step 5: Solve for x
    x = 79,073,359,139,706.08/10,088,977.17
  6. Step 6: Final answer
    x = 7,837,599.17

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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.