Home / 54,139,278.64-74,712,779.84-29,359,514.04

Finding the Fourth Proportional to 54,139,278.64, 74,712,779.84 and 29,359,514.04

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Solution

The fourth proportional to 54,139,278.64, 74,712,779.84 and 29,359,514.04 is: 40,516,441.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,139,278.64 : 74,712,779.84 = 29,359,514.04 : x
  2. Step 2: Convert to fraction form
    54,139,278.64/74,712,779.84 = 29,359,514.04/x
  3. Step 3: Cross multiply
    54,139,278.64x = 74,712,779.84 × 29,359,514.04
  4. Step 4: Simplify right side
    54,139,278.64x = 2,193,530,908,679,909
  5. Step 5: Solve for x
    x = 2,193,530,908,679,909/54,139,278.64
  6. Step 6: Final answer
    x = 40,516,441.37

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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.