Home / 42,812,251.20-64,131,285.60-26,588,404.80

Finding the Fourth Proportional to 42,812,251.20, 64,131,285.60 and 26,588,404.80

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Solution

The fourth proportional to 42,812,251.20, 64,131,285.60 and 26,588,404.80 is: 39,828,519.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,812,251.20 : 64,131,285.60 = 26,588,404.80 : x
  2. Step 2: Convert to fraction form
    42,812,251.20/64,131,285.60 = 26,588,404.80/x
  3. Step 3: Cross multiply
    42,812,251.20x = 64,131,285.60 × 26,588,404.80
  4. Step 4: Simplify right side
    42,812,251.20x = 1,705,148,581,877,211
  5. Step 5: Solve for x
    x = 1,705,148,581,877,211/42,812,251.20
  6. Step 6: Final answer
    x = 39,828,519.50

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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.