Home / 10,713,079.20-16,069,618.80-5,674,231.20

Finding the Fourth Proportional to 10,713,079.20, 16,069,618.80 and 5,674,231.20

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Solution

The fourth proportional to 10,713,079.20, 16,069,618.80 and 5,674,231.20 is: 8,511,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,713,079.20 : 16,069,618.80 = 5,674,231.20 : x
  2. Step 2: Convert to fraction form
    10,713,079.20/16,069,618.80 = 5,674,231.20/x
  3. Step 3: Cross multiply
    10,713,079.20x = 16,069,618.80 × 5,674,231.20
  4. Step 4: Simplify right side
    10,713,079.20x = 91,182,732,367,066.56
  5. Step 5: Solve for x
    x = 91,182,732,367,066.56/10,713,079.20
  6. Step 6: Final answer
    x = 8,511,346.80

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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.