Home / 8,200,110.60-12,300,165.90-2,520,325.80

Finding the Fourth Proportional to 8,200,110.60, 12,300,165.90 and 2,520,325.80

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Solution

The fourth proportional to 8,200,110.60, 12,300,165.90 and 2,520,325.80 is: 3,780,488.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,200,110.60 : 12,300,165.90 = 2,520,325.80 : x
  2. Step 2: Convert to fraction form
    8,200,110.60/12,300,165.90 = 2,520,325.80/x
  3. Step 3: Cross multiply
    8,200,110.60x = 12,300,165.90 × 2,520,325.80
  4. Step 4: Simplify right side
    8,200,110.60x = 31,000,425,462,050.22
  5. Step 5: Solve for x
    x = 31,000,425,462,050.22/8,200,110.60
  6. Step 6: Final answer
    x = 3,780,488.70

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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.