Home / 8,142,000.60-12,213,000.90-5,753,213.40

Finding the Fourth Proportional to 8,142,000.60, 12,213,000.90 and 5,753,213.40

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Solution

The fourth proportional to 8,142,000.60, 12,213,000.90 and 5,753,213.40 is: 8,629,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,142,000.60 : 12,213,000.90 = 5,753,213.40 : x
  2. Step 2: Convert to fraction form
    8,142,000.60/12,213,000.90 = 5,753,213.40/x
  3. Step 3: Cross multiply
    8,142,000.60x = 12,213,000.90 × 5,753,213.40
  4. Step 4: Simplify right side
    8,142,000.60x = 70,264,000,432,092.07
  5. Step 5: Solve for x
    x = 70,264,000,432,092.07/8,142,000.60
  6. Step 6: Final answer
    x = 8,629,820.10

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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.