Home / 57,537,464.32-86,340,246.18-21,171,391.66

Finding the Fourth Proportional to 57,537,464.32, 86,340,246.18 and 21,171,391.66

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Solution

The fourth proportional to 57,537,464.32, 86,340,246.18 and 21,171,391.66 is: 31,769,616.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,537,464.32 : 86,340,246.18 = 21,171,391.66 : x
  2. Step 2: Convert to fraction form
    57,537,464.32/86,340,246.18 = 21,171,391.66/x
  3. Step 3: Cross multiply
    57,537,464.32x = 86,340,246.18 × 21,171,391.66
  4. Step 4: Simplify right side
    57,537,464.32x = 1,827,943,167,897,599
  5. Step 5: Solve for x
    x = 1,827,943,167,897,599/57,537,464.32
  6. Step 6: Final answer
    x = 31,769,616.36

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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.