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Finding the Fourth Proportional to 69,977,680.80, 104,889,538.80 and 24,516,074.40

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Solution

The fourth proportional to 69,977,680.80, 104,889,538.80 and 24,516,074.40 is: 36,747,141.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,977,680.80 : 104,889,538.80 = 24,516,074.40 : x
  2. Step 2: Convert to fraction form
    69,977,680.80/104,889,538.80 = 24,516,074.40/x
  3. Step 3: Cross multiply
    69,977,680.80x = 104,889,538.80 × 24,516,074.40
  4. Step 4: Simplify right side
    69,977,680.80x = 2,571,479,737,002,486.50
  5. Step 5: Solve for x
    x = 2,571,479,737,002,486.50/69,977,680.80
  6. Step 6: Final answer
    x = 36,747,141.48

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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.