Home / 42,606,005.10-63,909,007.65-25,557,902.70

Finding the Fourth Proportional to 42,606,005.10, 63,909,007.65 and 25,557,902.70

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Solution

The fourth proportional to 42,606,005.10, 63,909,007.65 and 25,557,902.70 is: 38,336,854.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,606,005.10 : 63,909,007.65 = 25,557,902.70 : x
  2. Step 2: Convert to fraction form
    42,606,005.10/63,909,007.65 = 25,557,902.70/x
  3. Step 3: Cross multiply
    42,606,005.10x = 63,909,007.65 × 25,557,902.70
  4. Step 4: Simplify right side
    42,606,005.10x = 1,633,380,199,172,255.50
  5. Step 5: Solve for x
    x = 1,633,380,199,172,255.50/42,606,005.10
  6. Step 6: Final answer
    x = 38,336,854.05

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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.