Home / 73,286,870.40-109,930,305.60-25,417,814.40

Finding the Fourth Proportional to 73,286,870.40, 109,930,305.60 and 25,417,814.40

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Solution

The fourth proportional to 73,286,870.40, 109,930,305.60 and 25,417,814.40 is: 38,126,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,286,870.40 : 109,930,305.60 = 25,417,814.40 : x
  2. Step 2: Convert to fraction form
    73,286,870.40/109,930,305.60 = 25,417,814.40/x
  3. Step 3: Cross multiply
    73,286,870.40x = 109,930,305.60 × 25,417,814.40
  4. Step 4: Simplify right side
    73,286,870.40x = 2,794,188,104,676,080.50
  5. Step 5: Solve for x
    x = 2,794,188,104,676,080.50/73,286,870.40
  6. Step 6: Final answer
    x = 38,126,721.60

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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.