Home / 12,127,589.28-16,735,634.64-6,694,964.64

Finding the Fourth Proportional to 12,127,589.28, 16,735,634.64 and 6,694,964.64

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Solution

The fourth proportional to 12,127,589.28, 16,735,634.64 and 6,694,964.64 is: 9,238,809.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,127,589.28 : 16,735,634.64 = 6,694,964.64 : x
  2. Step 2: Convert to fraction form
    12,127,589.28/16,735,634.64 = 6,694,964.64/x
  3. Step 3: Cross multiply
    12,127,589.28x = 16,735,634.64 × 6,694,964.64
  4. Step 4: Simplify right side
    12,127,589.28x = 112,044,482,142,759.12
  5. Step 5: Solve for x
    x = 112,044,482,142,759.12/12,127,589.28
  6. Step 6: Final answer
    x = 9,238,809.10

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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.