Home / 8,449,374.40-12,686,503.20-6,558,251.20

Finding the Fourth Proportional to 8,449,374.40, 12,686,503.20 and 6,558,251.20

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Solution

The fourth proportional to 8,449,374.40, 12,686,503.20 and 6,558,251.20 is: 9,847,033.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449,374.40 : 12,686,503.20 = 6,558,251.20 : x
  2. Step 2: Convert to fraction form
    8,449,374.40/12,686,503.20 = 6,558,251.20/x
  3. Step 3: Cross multiply
    8,449,374.40x = 12,686,503.20 × 6,558,251.20
  4. Step 4: Simplify right side
    8,449,374.40x = 83,201,274,835,203.84
  5. Step 5: Solve for x
    x = 83,201,274,835,203.84/8,449,374.40
  6. Step 6: Final answer
    x = 9,847,033.74

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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.