Home / 10,858,687.20-16,288,030.80-4,126,744.80

Finding the Fourth Proportional to 10,858,687.20, 16,288,030.80 and 4,126,744.80

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Solution

The fourth proportional to 10,858,687.20, 16,288,030.80 and 4,126,744.80 is: 6,190,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858,687.20 : 16,288,030.80 = 4,126,744.80 : x
  2. Step 2: Convert to fraction form
    10,858,687.20/16,288,030.80 = 4,126,744.80/x
  3. Step 3: Cross multiply
    10,858,687.20x = 16,288,030.80 × 4,126,744.80
  4. Step 4: Simplify right side
    10,858,687.20x = 67,216,546,406,139.84
  5. Step 5: Solve for x
    x = 67,216,546,406,139.84/10,858,687.20
  6. Step 6: Final answer
    x = 6,190,117.20

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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.