Home / 10,985,189.20-16,466,119.80-5,301,710.80

Finding the Fourth Proportional to 10,985,189.20, 16,466,119.80 and 5,301,710.80

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Solution

The fourth proportional to 10,985,189.20, 16,466,119.80 and 5,301,710.80 is: 7,946,936.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,985,189.20 : 16,466,119.80 = 5,301,710.80 : x
  2. Step 2: Convert to fraction form
    10,985,189.20/16,466,119.80 = 5,301,710.80/x
  3. Step 3: Cross multiply
    10,985,189.20x = 16,466,119.80 × 5,301,710.80
  4. Step 4: Simplify right side
    10,985,189.20x = 87,298,605,177,753.84
  5. Step 5: Solve for x
    x = 87,298,605,177,753.84/10,985,189.20
  6. Step 6: Final answer
    x = 7,946,936.88

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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.