Home / 9,660,031.20-14,490,046.80-6,825,679.20

Finding the Fourth Proportional to 9,660,031.20, 14,490,046.80 and 6,825,679.20

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Solution

The fourth proportional to 9,660,031.20, 14,490,046.80 and 6,825,679.20 is: 10,238,518.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660,031.20 : 14,490,046.80 = 6,825,679.20 : x
  2. Step 2: Convert to fraction form
    9,660,031.20/14,490,046.80 = 6,825,679.20/x
  3. Step 3: Cross multiply
    9,660,031.20x = 14,490,046.80 × 6,825,679.20
  4. Step 4: Simplify right side
    9,660,031.20x = 98,904,411,049,786.56
  5. Step 5: Solve for x
    x = 98,904,411,049,786.56/9,660,031.20
  6. Step 6: Final answer
    x = 10,238,518.80

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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.