Home / 8,499,839.87-12,753,515.98-4,455,360.63

Finding the Fourth Proportional to 8,499,839.87, 12,753,515.98 and 4,455,360.63

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Solution

The fourth proportional to 8,499,839.87, 12,753,515.98 and 4,455,360.63 is: 6,685,009.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,499,839.87 : 12,753,515.98 = 4,455,360.63 : x
  2. Step 2: Convert to fraction form
    8,499,839.87/12,753,515.98 = 4,455,360.63/x
  3. Step 3: Cross multiply
    8,499,839.87x = 12,753,515.98 × 4,455,360.63
  4. Step 4: Simplify right side
    8,499,839.87x = 56,821,512,991,367.87
  5. Step 5: Solve for x
    x = 56,821,512,991,367.87/8,499,839.87
  6. Step 6: Final answer
    x = 6,685,009.82

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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.