Home / 8,974,805.76-12,385,182.96-4,900,395.60

Finding the Fourth Proportional to 8,974,805.76, 12,385,182.96 and 4,900,395.60

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Solution

The fourth proportional to 8,974,805.76, 12,385,182.96 and 4,900,395.60 is: 6,762,519.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,974,805.76 : 12,385,182.96 = 4,900,395.60 : x
  2. Step 2: Convert to fraction form
    8,974,805.76/12,385,182.96 = 4,900,395.60/x
  3. Step 3: Cross multiply
    8,974,805.76x = 12,385,182.96 × 4,900,395.60
  4. Step 4: Simplify right side
    8,974,805.76x = 60,692,296,082,378.98
  5. Step 5: Solve for x
    x = 60,692,296,082,378.98/8,974,805.76
  6. Step 6: Final answer
    x = 6,762,519.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.