Home / 69,013,437.30-103,432,238.55-36,680,829.30

Finding the Fourth Proportional to 69,013,437.30, 103,432,238.55 and 36,680,829.30

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Solution

The fourth proportional to 69,013,437.30, 103,432,238.55 and 36,680,829.30 is: 54,974,515.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,013,437.30 : 103,432,238.55 = 36,680,829.30 : x
  2. Step 2: Convert to fraction form
    69,013,437.30/103,432,238.55 = 36,680,829.30/x
  3. Step 3: Cross multiply
    69,013,437.30x = 103,432,238.55 × 36,680,829.30
  4. Step 4: Simplify right side
    69,013,437.30x = 3,793,980,286,369,429
  5. Step 5: Solve for x
    x = 3,793,980,286,369,429/69,013,437.30
  6. Step 6: Final answer
    x = 54,974,515.61

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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.