Home / 57,537,463.32-86,340,244.68-21,171,390.66

Finding the Fourth Proportional to 57,537,463.32, 86,340,244.68 and 21,171,390.66

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Solution

The fourth proportional to 57,537,463.32, 86,340,244.68 and 21,171,390.66 is: 31,769,614.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,537,463.32 : 86,340,244.68 = 21,171,390.66 : x
  2. Step 2: Convert to fraction form
    57,537,463.32/86,340,244.68 = 21,171,390.66/x
  3. Step 3: Cross multiply
    57,537,463.32x = 86,340,244.68 × 21,171,390.66
  4. Step 4: Simplify right side
    57,537,463.32x = 1,827,943,049,800,266.75
  5. Step 5: Solve for x
    x = 1,827,943,049,800,266.75/57,537,463.32
  6. Step 6: Final answer
    x = 31,769,614.86

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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.