Home / 8,917,726.47-13,359,175.26-4,237,142.30

Finding the Fourth Proportional to 8,917,726.47, 13,359,175.26 and 4,237,142.30

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Solution

The fourth proportional to 8,917,726.47, 13,359,175.26 and 4,237,142.30 is: 6,347,439.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917,726.47 : 13,359,175.26 = 4,237,142.30 : x
  2. Step 2: Convert to fraction form
    8,917,726.47/13,359,175.26 = 4,237,142.30/x
  3. Step 3: Cross multiply
    8,917,726.47x = 13,359,175.26 × 4,237,142.30
  4. Step 4: Simplify right side
    8,917,726.47x = 56,604,726,587,259.49
  5. Step 5: Solve for x
    x = 56,604,726,587,259.49/8,917,726.47
  6. Step 6: Final answer
    x = 6,347,439.20

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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.