Home / 8,086,281.60-12,096,244.80-7,290,019.20

Finding the Fourth Proportional to 8,086,281.60, 12,096,244.80 and 7,290,019.20

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Solution

The fourth proportional to 8,086,281.60, 12,096,244.80 and 7,290,019.20 is: 10,905,118.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086,281.60 : 12,096,244.80 = 7,290,019.20 : x
  2. Step 2: Convert to fraction form
    8,086,281.60/12,096,244.80 = 7,290,019.20/x
  3. Step 3: Cross multiply
    8,086,281.60x = 12,096,244.80 × 7,290,019.20
  4. Step 4: Simplify right side
    8,086,281.60x = 88,181,856,839,900.17
  5. Step 5: Solve for x
    x = 88,181,856,839,900.17/8,086,281.60
  6. Step 6: Final answer
    x = 10,905,118.22

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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.