Home / 76,729,433.04-115,176,081.56-33,031,819.93

Finding the Fourth Proportional to 76,729,433.04, 115,176,081.56 and 33,031,819.93

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Solution

The fourth proportional to 76,729,433.04, 115,176,081.56 and 33,031,819.93 is: 49,583,001.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,729,433.04 : 115,176,081.56 = 33,031,819.93 : x
  2. Step 2: Convert to fraction form
    76,729,433.04/115,176,081.56 = 33,031,819.93/x
  3. Step 3: Cross multiply
    76,729,433.04x = 115,176,081.56 × 33,031,819.93
  4. Step 4: Simplify right side
    76,729,433.04x = 3,804,475,586,167,754.50
  5. Step 5: Solve for x
    x = 3,804,475,586,167,754.50/76,729,433.04
  6. Step 6: Final answer
    x = 49,583,001.41

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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.