Home / 10,921,934.60-16,362,012.30-5,871,566.60

Finding the Fourth Proportional to 10,921,934.60, 16,362,012.30 and 5,871,566.60

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Solution

The fourth proportional to 10,921,934.60, 16,362,012.30 and 5,871,566.60 is: 8,796,119.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,934.60 : 16,362,012.30 = 5,871,566.60 : x
  2. Step 2: Convert to fraction form
    10,921,934.60/16,362,012.30 = 5,871,566.60/x
  3. Step 3: Cross multiply
    10,921,934.60x = 16,362,012.30 × 5,871,566.60
  4. Step 4: Simplify right side
    10,921,934.60x = 96,070,644,929,469.17
  5. Step 5: Solve for x
    x = 96,070,644,929,469.17/10,921,934.60
  6. Step 6: Final answer
    x = 8,796,119.78

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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.