Home / 48,386,190.60-72,579,285.90-39,876,136.20

Finding the Fourth Proportional to 48,386,190.60, 72,579,285.90 and 39,876,136.20

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Solution

The fourth proportional to 48,386,190.60, 72,579,285.90 and 39,876,136.20 is: 59,814,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,386,190.60 : 72,579,285.90 = 39,876,136.20 : x
  2. Step 2: Convert to fraction form
    48,386,190.60/72,579,285.90 = 39,876,136.20/x
  3. Step 3: Cross multiply
    48,386,190.60x = 72,579,285.90 × 39,876,136.20
  4. Step 4: Simplify right side
    48,386,190.60x = 2,894,181,489,847,140
  5. Step 5: Solve for x
    x = 2,894,181,489,847,140/48,386,190.60
  6. Step 6: Final answer
    x = 59,814,204.30

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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.