Home / 74,974,964.58-112,464,921.15-25,790,323.86

Finding the Fourth Proportional to 74,974,964.58, 112,464,921.15 and 25,790,323.86

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Solution

The fourth proportional to 74,974,964.58, 112,464,921.15 and 25,790,323.86 is: 38,686,336.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,974,964.58 : 112,464,921.15 = 25,790,323.86 : x
  2. Step 2: Convert to fraction form
    74,974,964.58/112,464,921.15 = 25,790,323.86/x
  3. Step 3: Cross multiply
    74,974,964.58x = 112,464,921.15 × 25,790,323.86
  4. Step 4: Simplify right side
    74,974,964.58x = 2,900,506,739,347,863.50
  5. Step 5: Solve for x
    x = 2,900,506,739,347,863.50/74,974,964.58
  6. Step 6: Final answer
    x = 38,686,336.91

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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.