Home / 39,970,549.65-59,961,543.77-12,306,807.78

Finding the Fourth Proportional to 39,970,549.65, 59,961,543.77 and 12,306,807.78

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Solution

The fourth proportional to 39,970,549.65, 59,961,543.77 and 12,306,807.78 is: 18,461,972.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,970,549.65 : 59,961,543.77 = 12,306,807.78 : x
  2. Step 2: Convert to fraction form
    39,970,549.65/59,961,543.77 = 12,306,807.78/x
  3. Step 3: Cross multiply
    39,970,549.65x = 59,961,543.77 × 12,306,807.78
  4. Step 4: Simplify right side
    39,970,549.65x = 737,935,193,307,912.50
  5. Step 5: Solve for x
    x = 737,935,193,307,912.50/39,970,549.65
  6. Step 6: Final answer
    x = 18,461,972.62

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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.