Home / 7,106,179.68-10,654,534.80-3,912,809.76

Finding the Fourth Proportional to 7,106,179.68, 10,654,534.80 and 3,912,809.76

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Solution

The fourth proportional to 7,106,179.68, 10,654,534.80 and 3,912,809.76 is: 5,866,607.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106,179.68 : 10,654,534.80 = 3,912,809.76 : x
  2. Step 2: Convert to fraction form
    7,106,179.68/10,654,534.80 = 3,912,809.76/x
  3. Step 3: Cross multiply
    7,106,179.68x = 10,654,534.80 × 3,912,809.76
  4. Step 4: Simplify right side
    7,106,179.68x = 41,689,167,753,699.65
  5. Step 5: Solve for x
    x = 41,689,167,753,699.65/7,106,179.68
  6. Step 6: Final answer
    x = 5,866,607.61

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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.