Home / 54,411,420.02-81,627,891.15-15,550,220.66

Finding the Fourth Proportional to 54,411,420.02, 81,627,891.15 and 15,550,220.66

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Solution

The fourth proportional to 54,411,420.02, 81,627,891.15 and 15,550,220.66 is: 23,328,406.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,411,420.02 : 81,627,891.15 = 15,550,220.66 : x
  2. Step 2: Convert to fraction form
    54,411,420.02/81,627,891.15 = 15,550,220.66/x
  3. Step 3: Cross multiply
    54,411,420.02x = 81,627,891.15 × 15,550,220.66
  4. Step 4: Simplify right side
    54,411,420.02x = 1,269,331,719,392,961.25
  5. Step 5: Solve for x
    x = 1,269,331,719,392,961.25/54,411,420.02
  6. Step 6: Final answer
    x = 23,328,406.41

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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.