Home / 5,432,666.70-8,149,984.20-2,730,190.80

Finding the Fourth Proportional to 5,432,666.70, 8,149,984.20 and 2,730,190.80

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Solution

The fourth proportional to 5,432,666.70, 8,149,984.20 and 2,730,190.80 is: 4,095,780.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,666.70 : 8,149,984.20 = 2,730,190.80 : x
  2. Step 2: Convert to fraction form
    5,432,666.70/8,149,984.20 = 2,730,190.80/x
  3. Step 3: Cross multiply
    5,432,666.70x = 8,149,984.20 × 2,730,190.80
  4. Step 4: Simplify right side
    5,432,666.70x = 22,251,011,882,985.36
  5. Step 5: Solve for x
    x = 22,251,011,882,985.36/5,432,666.70
  6. Step 6: Final answer
    x = 4,095,780.79

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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.