Home / 8,625,018.60-12,937,527.90-8,205,114.60

Finding the Fourth Proportional to 8,625,018.60, 12,937,527.90 and 8,205,114.60

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Solution

The fourth proportional to 8,625,018.60, 12,937,527.90 and 8,205,114.60 is: 12,307,671.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,625,018.60 : 12,937,527.90 = 8,205,114.60 : x
  2. Step 2: Convert to fraction form
    8,625,018.60/12,937,527.90 = 8,205,114.60/x
  3. Step 3: Cross multiply
    8,625,018.60x = 12,937,527.90 × 8,205,114.60
  4. Step 4: Simplify right side
    8,625,018.60x = 106,153,899,060,197.34
  5. Step 5: Solve for x
    x = 106,153,899,060,197.34/8,625,018.60
  6. Step 6: Final answer
    x = 12,307,671.90

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Similar ratio
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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.