Home / 12,571,718.10-18,857,577.15-6,194,426.10

Finding the Fourth Proportional to 12,571,718.10, 18,857,577.15 and 6,194,426.10

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Solution

The fourth proportional to 12,571,718.10, 18,857,577.15 and 6,194,426.10 is: 9,291,639.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,571,718.10 : 18,857,577.15 = 6,194,426.10 : x
  2. Step 2: Convert to fraction form
    12,571,718.10/18,857,577.15 = 6,194,426.10/x
  3. Step 3: Cross multiply
    12,571,718.10x = 18,857,577.15 × 6,194,426.10
  4. Step 4: Simplify right side
    12,571,718.10x = 116,811,868,080,723.59
  5. Step 5: Solve for x
    x = 116,811,868,080,723.59/12,571,718.10
  6. Step 6: Final answer
    x = 9,291,639.15

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Double scale
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Similar ratio
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1.5x scale

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.