Home / 38,812,552.80-58,218,829.20-11,519,829.60

Finding the Fourth Proportional to 38,812,552.80, 58,218,829.20 and 11,519,829.60

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Solution

The fourth proportional to 38,812,552.80, 58,218,829.20 and 11,519,829.60 is: 17,279,744.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,812,552.80 : 58,218,829.20 = 11,519,829.60 : x
  2. Step 2: Convert to fraction form
    38,812,552.80/58,218,829.20 = 11,519,829.60/x
  3. Step 3: Cross multiply
    38,812,552.80x = 58,218,829.20 × 11,519,829.60
  4. Step 4: Simplify right side
    38,812,552.80x = 670,670,991,895,504.38
  5. Step 5: Solve for x
    x = 670,670,991,895,504.38/38,812,552.80
  6. Step 6: Final answer
    x = 17,279,744.40

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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.