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Finding the Fourth Proportional to 10,944,005.60, 16,416,008.40 and 10,832,031.20

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Solution

The fourth proportional to 10,944,005.60, 16,416,008.40 and 10,832,031.20 is: 16,248,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,944,005.60 : 16,416,008.40 = 10,832,031.20 : x
  2. Step 2: Convert to fraction form
    10,944,005.60/16,416,008.40 = 10,832,031.20/x
  3. Step 3: Cross multiply
    10,944,005.60x = 16,416,008.40 × 10,832,031.20
  4. Step 4: Simplify right side
    10,944,005.60x = 177,818,715,168,262.06
  5. Step 5: Solve for x
    x = 177,818,715,168,262.06/10,944,005.60
  6. Step 6: Final answer
    x = 16,248,046.80

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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.