Home / 52,145,588.43-78,345,909.11-49,245,088.59

Finding the Fourth Proportional to 52,145,588.43, 78,345,909.11 and 49,245,088.59

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Solution

The fourth proportional to 52,145,588.43, 78,345,909.11 and 49,245,088.59 is: 73,988,065.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,145,588.43 : 78,345,909.11 = 49,245,088.59 : x
  2. Step 2: Convert to fraction form
    52,145,588.43/78,345,909.11 = 49,245,088.59/x
  3. Step 3: Cross multiply
    52,145,588.43x = 78,345,909.11 × 49,245,088.59
  4. Step 4: Simplify right side
    52,145,588.43x = 3,858,151,234,539,813
  5. Step 5: Solve for x
    x = 3,858,151,234,539,813/52,145,588.43
  6. Step 6: Final answer
    x = 73,988,065.93

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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.