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Finding the Fourth Proportional to 16,053,921, 22,154,410.98 and 9,615,393

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Solution

The fourth proportional to 16,053,921, 22,154,410.98 and 9,615,393 is: 13,269,242.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,053,921 : 22,154,410.98 = 9,615,393 : x
  2. Step 2: Convert to fraction form
    16,053,921/22,154,410.98 = 9,615,393/x
  3. Step 3: Cross multiply
    16,053,921x = 22,154,410.98 × 9,615,393
  4. Step 4: Simplify right side
    16,053,921x = 213,023,368,256,215.16
  5. Step 5: Solve for x
    x = 213,023,368,256,215.16/16,053,921
  6. Step 6: Final answer
    x = 13,269,242.34

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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.