Home / 7,129,373.80-10,694,060.70-4,441,988.20

Finding the Fourth Proportional to 7,129,373.80, 10,694,060.70 and 4,441,988.20

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Solution

The fourth proportional to 7,129,373.80, 10,694,060.70 and 4,441,988.20 is: 6,662,982.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,129,373.80 : 10,694,060.70 = 4,441,988.20 : x
  2. Step 2: Convert to fraction form
    7,129,373.80/10,694,060.70 = 4,441,988.20/x
  3. Step 3: Cross multiply
    7,129,373.80x = 10,694,060.70 × 4,441,988.20
  4. Step 4: Simplify right side
    7,129,373.80x = 47,502,891,439,483.74
  5. Step 5: Solve for x
    x = 47,502,891,439,483.74/7,129,373.80
  6. Step 6: Final answer
    x = 6,662,982.30

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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.