Home / 42,606,979.60-63,873,144.60-25,574,429.20

Finding the Fourth Proportional to 42,606,979.60, 63,873,144.60 and 25,574,429.20

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Solution

The fourth proportional to 42,606,979.60, 63,873,144.60 and 25,574,429.20 is: 38,339,239.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,606,979.60 : 63,873,144.60 = 25,574,429.20 : x
  2. Step 2: Convert to fraction form
    42,606,979.60/63,873,144.60 = 25,574,429.20/x
  3. Step 3: Cross multiply
    42,606,979.60x = 63,873,144.60 × 25,574,429.20
  4. Step 4: Simplify right side
    42,606,979.60x = 1,633,519,214,354,062.25
  5. Step 5: Solve for x
    x = 1,633,519,214,354,062.25/42,606,979.60
  6. Step 6: Final answer
    x = 38,339,239.95

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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.