Home / 54,411,420.52-81,627,891.90-15,550,221.16

Finding the Fourth Proportional to 54,411,420.52, 81,627,891.90 and 15,550,221.16

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Solution

The fourth proportional to 54,411,420.52, 81,627,891.90 and 15,550,221.16 is: 23,328,407.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,411,420.52 : 81,627,891.90 = 15,550,221.16 : x
  2. Step 2: Convert to fraction form
    54,411,420.52/81,627,891.90 = 15,550,221.16/x
  3. Step 3: Cross multiply
    54,411,420.52x = 81,627,891.90 × 15,550,221.16
  4. Step 4: Simplify right side
    54,411,420.52x = 1,269,331,771,869,572.75
  5. Step 5: Solve for x
    x = 1,269,331,771,869,572.75/54,411,420.52
  6. Step 6: Final answer
    x = 23,328,407.16

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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.