Home / 76,662,617.32-115,010,459.70-22,074,834.88

Finding the Fourth Proportional to 76,662,617.32, 115,010,459.70 and 22,074,834.88

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Solution

The fourth proportional to 76,662,617.32, 115,010,459.70 and 22,074,834.88 is: 33,117,013.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,662,617.32 : 115,010,459.70 = 22,074,834.88 : x
  2. Step 2: Convert to fraction form
    76,662,617.32/115,010,459.70 = 22,074,834.88/x
  3. Step 3: Cross multiply
    76,662,617.32x = 115,010,459.70 × 22,074,834.88
  4. Step 4: Simplify right side
    76,662,617.32x = 2,538,836,907,350,394.50
  5. Step 5: Solve for x
    x = 2,538,836,907,350,394.50/76,662,617.32
  6. Step 6: Final answer
    x = 33,117,013.17

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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.