Home / 54,327,117.60-81,490,676.40-17,941,123.80

Finding the Fourth Proportional to 54,327,117.60, 81,490,676.40 and 17,941,123.80

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Solution

The fourth proportional to 54,327,117.60, 81,490,676.40 and 17,941,123.80 is: 26,911,685.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,327,117.60 : 81,490,676.40 = 17,941,123.80 : x
  2. Step 2: Convert to fraction form
    54,327,117.60/81,490,676.40 = 17,941,123.80/x
  3. Step 3: Cross multiply
    54,327,117.60x = 81,490,676.40 × 17,941,123.80
  4. Step 4: Simplify right side
    54,327,117.60x = 1,462,034,313,838,138.50
  5. Step 5: Solve for x
    x = 1,462,034,313,838,138.50/54,327,117.60
  6. Step 6: Final answer
    x = 26,911,685.70

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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.