Home / 7,018,000.20-10,527,000.30-3,984,193.80

Finding the Fourth Proportional to 7,018,000.20, 10,527,000.30 and 3,984,193.80

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Solution

The fourth proportional to 7,018,000.20, 10,527,000.30 and 3,984,193.80 is: 5,976,290.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,000.20 : 10,527,000.30 = 3,984,193.80 : x
  2. Step 2: Convert to fraction form
    7,018,000.20/10,527,000.30 = 3,984,193.80/x
  3. Step 3: Cross multiply
    7,018,000.20x = 10,527,000.30 × 3,984,193.80
  4. Step 4: Simplify right side
    7,018,000.20x = 41,941,609,327,858.14
  5. Step 5: Solve for x
    x = 41,941,609,327,858.14/7,018,000.20
  6. Step 6: Final answer
    x = 5,976,290.70

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1.5x scale

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.