Home / 10,930,021.80-16,395,032.70-5,248,876.20

Finding the Fourth Proportional to 10,930,021.80, 16,395,032.70 and 5,248,876.20

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Solution

The fourth proportional to 10,930,021.80, 16,395,032.70 and 5,248,876.20 is: 7,873,314.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,930,021.80 : 16,395,032.70 = 5,248,876.20 : x
  2. Step 2: Convert to fraction form
    10,930,021.80/16,395,032.70 = 5,248,876.20/x
  3. Step 3: Cross multiply
    10,930,021.80x = 16,395,032.70 × 5,248,876.20
  4. Step 4: Simplify right side
    10,930,021.80x = 86,055,496,937,251.73
  5. Step 5: Solve for x
    x = 86,055,496,937,251.73/10,930,021.80
  6. Step 6: Final answer
    x = 7,873,314.30

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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.