Home / 57,668,089.28-79,578,725.28-31,562,553.92

Finding the Fourth Proportional to 57,668,089.28, 79,578,725.28 and 31,562,553.92

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Solution

The fourth proportional to 57,668,089.28, 79,578,725.28 and 31,562,553.92 is: 43,554,552.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,668,089.28 : 79,578,725.28 = 31,562,553.92 : x
  2. Step 2: Convert to fraction form
    57,668,089.28/79,578,725.28 = 31,562,553.92/x
  3. Step 3: Cross multiply
    57,668,089.28x = 79,578,725.28 × 31,562,553.92
  4. Step 4: Simplify right side
    57,668,089.28x = 2,511,707,807,534,867.50
  5. Step 5: Solve for x
    x = 2,511,707,807,534,867.50/57,668,089.28
  6. Step 6: Final answer
    x = 43,554,552.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.