Home / 49,011,815.70-73,517,723.55-42,209,370.90

Finding the Fourth Proportional to 49,011,815.70, 73,517,723.55 and 42,209,370.90

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Solution

The fourth proportional to 49,011,815.70, 73,517,723.55 and 42,209,370.90 is: 63,314,056.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,011,815.70 : 73,517,723.55 = 42,209,370.90 : x
  2. Step 2: Convert to fraction form
    49,011,815.70/73,517,723.55 = 42,209,370.90/x
  3. Step 3: Cross multiply
    49,011,815.70x = 73,517,723.55 × 42,209,370.90
  4. Step 4: Simplify right side
    49,011,815.70x = 3,103,136,861,045,614.50
  5. Step 5: Solve for x
    x = 3,103,136,861,045,614.50/49,011,815.70
  6. Step 6: Final answer
    x = 63,314,056.35

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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.