Home / 49,402,123.58-68,175,330.82-27,375,990.90

Finding the Fourth Proportional to 49,402,123.58, 68,175,330.82 and 27,375,990.90

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Solution

The fourth proportional to 49,402,123.58, 68,175,330.82 and 27,375,990.90 is: 37,779,089.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,402,123.58 : 68,175,330.82 = 27,375,990.90 : x
  2. Step 2: Convert to fraction form
    49,402,123.58/68,175,330.82 = 27,375,990.90/x
  3. Step 3: Cross multiply
    49,402,123.58x = 68,175,330.82 × 27,375,990.90
  4. Step 4: Simplify right side
    49,402,123.58x = 1,866,367,236,132,809.25
  5. Step 5: Solve for x
    x = 1,866,367,236,132,809.25/49,402,123.58
  6. Step 6: Final answer
    x = 37,779,089.26

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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.