Home / 7,218,005.80-10,829,924.70-3,175,263.40

Finding the Fourth Proportional to 7,218,005.80, 10,829,924.70 and 3,175,263.40

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Solution

The fourth proportional to 7,218,005.80, 10,829,924.70 and 3,175,263.40 is: 4,764,177.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218,005.80 : 10,829,924.70 = 3,175,263.40 : x
  2. Step 2: Convert to fraction form
    7,218,005.80/10,829,924.70 = 3,175,263.40/x
  3. Step 3: Cross multiply
    7,218,005.80x = 10,829,924.70 × 3,175,263.40
  4. Step 4: Simplify right side
    7,218,005.80x = 34,387,863,524,665.98
  5. Step 5: Solve for x
    x = 34,387,863,524,665.98/7,218,005.80
  6. Step 6: Final answer
    x = 4,764,177.87

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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.