Home / 74,974,965.58-112,464,922.65-25,790,324.86

Finding the Fourth Proportional to 74,974,965.58, 112,464,922.65 and 25,790,324.86

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Solution

The fourth proportional to 74,974,965.58, 112,464,922.65 and 25,790,324.86 is: 38,686,338.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,974,965.58 : 112,464,922.65 = 25,790,324.86 : x
  2. Step 2: Convert to fraction form
    74,974,965.58/112,464,922.65 = 25,790,324.86/x
  3. Step 3: Cross multiply
    74,974,965.58x = 112,464,922.65 × 25,790,324.86
  4. Step 4: Simplify right side
    74,974,965.58x = 2,900,506,890,498,272
  5. Step 5: Solve for x
    x = 2,900,506,890,498,272/74,974,965.58
  6. Step 6: Final answer
    x = 38,686,338.41

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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.