Home / 12,818,697.11-19,228,045.66-4,299,008.97

Finding the Fourth Proportional to 12,818,697.11, 19,228,045.66 and 4,299,008.97

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Solution

The fourth proportional to 12,818,697.11, 19,228,045.66 and 4,299,008.97 is: 6,448,513.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,818,697.11 : 19,228,045.66 = 4,299,008.97 : x
  2. Step 2: Convert to fraction form
    12,818,697.11/19,228,045.66 = 4,299,008.97/x
  3. Step 3: Cross multiply
    12,818,697.11x = 19,228,045.66 × 4,299,008.97
  4. Step 4: Simplify right side
    12,818,697.11x = 82,661,540,767,909.56
  5. Step 5: Solve for x
    x = 82,661,540,767,909.56/12,818,697.11
  6. Step 6: Final answer
    x = 6,448,513.45

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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.