Home / 59,757,505.41-89,639,436.57-18,820,145.91

Finding the Fourth Proportional to 59,757,505.41, 89,639,436.57 and 18,820,145.91

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Solution

The fourth proportional to 59,757,505.41, 89,639,436.57 and 18,820,145.91 is: 28,231,219.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,757,505.41 : 89,639,436.57 = 18,820,145.91 : x
  2. Step 2: Convert to fraction form
    59,757,505.41/89,639,436.57 = 18,820,145.91/x
  3. Step 3: Cross multiply
    59,757,505.41x = 89,639,436.57 × 18,820,145.91
  4. Step 4: Simplify right side
    59,757,505.41x = 1,687,027,275,537,589.75
  5. Step 5: Solve for x
    x = 1,687,027,275,537,589.75/59,757,505.41
  6. Step 6: Final answer
    x = 28,231,219.89

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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.