Home / 12,106,524.32-16,697,546.85-7,756,023.64

Finding the Fourth Proportional to 12,106,524.32, 16,697,546.85 and 7,756,023.64

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Solution

The fourth proportional to 12,106,524.32, 16,697,546.85 and 7,756,023.64 is: 10,697,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,106,524.32 : 16,697,546.85 = 7,756,023.64 : x
  2. Step 2: Convert to fraction form
    12,106,524.32/16,697,546.85 = 7,756,023.64/x
  3. Step 3: Cross multiply
    12,106,524.32x = 16,697,546.85 × 7,756,023.64
  4. Step 4: Simplify right side
    12,106,524.32x = 129,506,568,098,607.53
  5. Step 5: Solve for x
    x = 129,506,568,098,607.53/12,106,524.32
  6. Step 6: Final answer
    x = 10,697,254.20

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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.