Home / 8,167,522.70-12,248,331.60-4,122,666.20

Finding the Fourth Proportional to 8,167,522.70, 12,248,331.60 and 4,122,666.20

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Solution

The fourth proportional to 8,167,522.70, 12,248,331.60 and 4,122,666.20 is: 6,182,509.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167,522.70 : 12,248,331.60 = 4,122,666.20 : x
  2. Step 2: Convert to fraction form
    8,167,522.70/12,248,331.60 = 4,122,666.20/x
  3. Step 3: Cross multiply
    8,167,522.70x = 12,248,331.60 × 4,122,666.20
  4. Step 4: Simplify right side
    8,167,522.70x = 50,495,782,693,711.92
  5. Step 5: Solve for x
    x = 50,495,782,693,711.92/8,167,522.70
  6. Step 6: Final answer
    x = 6,182,509.01

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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.