Home / 54,267,503.10-74,889,627.20-29,487,689.88

Finding the Fourth Proportional to 54,267,503.10, 74,889,627.20 and 29,487,689.88

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Solution

The fourth proportional to 54,267,503.10, 74,889,627.20 and 29,487,689.88 is: 40,693,269.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,267,503.10 : 74,889,627.20 = 29,487,689.88 : x
  2. Step 2: Convert to fraction form
    54,267,503.10/74,889,627.20 = 29,487,689.88/x
  3. Step 3: Cross multiply
    54,267,503.10x = 74,889,627.20 × 29,487,689.88
  4. Step 4: Simplify right side
    54,267,503.10x = 2,208,322,102,102,412.75
  5. Step 5: Solve for x
    x = 2,208,322,102,102,412.75/54,267,503.10
  6. Step 6: Final answer
    x = 40,693,269.01

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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.