Home / 61,344,082.20-92,016,123.30-18,219,941.40

Finding the Fourth Proportional to 61,344,082.20, 92,016,123.30 and 18,219,941.40

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Solution

The fourth proportional to 61,344,082.20, 92,016,123.30 and 18,219,941.40 is: 27,329,912.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,344,082.20 : 92,016,123.30 = 18,219,941.40 : x
  2. Step 2: Convert to fraction form
    61,344,082.20/92,016,123.30 = 18,219,941.40/x
  3. Step 3: Cross multiply
    61,344,082.20x = 92,016,123.30 × 18,219,941.40
  4. Step 4: Simplify right side
    61,344,082.20x = 1,676,528,374,381,174.50
  5. Step 5: Solve for x
    x = 1,676,528,374,381,174.50/61,344,082.20
  6. Step 6: Final answer
    x = 27,329,912.10

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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.