Home / 71,058,726.83-106,598,257.87-21,878,741.30

Finding the Fourth Proportional to 71,058,726.83, 106,598,257.87 and 21,878,741.30

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Solution

The fourth proportional to 71,058,726.83, 106,598,257.87 and 21,878,741.30 is: 32,821,242.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,058,726.83 : 106,598,257.87 = 21,878,741.30 : x
  2. Step 2: Convert to fraction form
    71,058,726.83/106,598,257.87 = 21,878,741.30/x
  3. Step 3: Cross multiply
    71,058,726.83x = 106,598,257.87 × 21,878,741.30
  4. Step 4: Simplify right side
    71,058,726.83x = 2,332,235,706,435,428
  5. Step 5: Solve for x
    x = 2,332,235,706,435,428/71,058,726.83
  6. Step 6: Final answer
    x = 32,821,242.52

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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.