Home / 13,625,158.53-18,798,003.11-8,733,078.28

Finding the Fourth Proportional to 13,625,158.53, 18,798,003.11 and 8,733,078.28

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Solution

The fourth proportional to 13,625,158.53, 18,798,003.11 and 8,733,078.28 is: 12,048,625.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,625,158.53 : 18,798,003.11 = 8,733,078.28 : x
  2. Step 2: Convert to fraction form
    13,625,158.53/18,798,003.11 = 8,733,078.28/x
  3. Step 3: Cross multiply
    13,625,158.53x = 18,798,003.11 × 8,733,078.28
  4. Step 4: Simplify right side
    13,625,158.53x = 164,164,432,712,643.66
  5. Step 5: Solve for x
    x = 164,164,432,712,643.66/13,625,158.53
  6. Step 6: Final answer
    x = 12,048,625.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.