Home / 76,662,616.32-115,010,458.20-22,074,833.88

Finding the Fourth Proportional to 76,662,616.32, 115,010,458.20 and 22,074,833.88

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Solution

The fourth proportional to 76,662,616.32, 115,010,458.20 and 22,074,833.88 is: 33,117,011.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,662,616.32 : 115,010,458.20 = 22,074,833.88 : x
  2. Step 2: Convert to fraction form
    76,662,616.32/115,010,458.20 = 22,074,833.88/x
  3. Step 3: Cross multiply
    76,662,616.32x = 115,010,458.20 × 22,074,833.88
  4. Step 4: Simplify right side
    76,662,616.32x = 2,538,836,759,227,684
  5. Step 5: Solve for x
    x = 2,538,836,759,227,684/76,662,616.32
  6. Step 6: Final answer
    x = 33,117,011.67

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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.