Home / 10,389,441.45-15,584,162.18-2,816,407.20

Finding the Fourth Proportional to 10,389,441.45, 15,584,162.18 and 2,816,407.20

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Solution

The fourth proportional to 10,389,441.45, 15,584,162.18 and 2,816,407.20 is: 4,224,610.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,389,441.45 : 15,584,162.18 = 2,816,407.20 : x
  2. Step 2: Convert to fraction form
    10,389,441.45/15,584,162.18 = 2,816,407.20/x
  3. Step 3: Cross multiply
    10,389,441.45x = 15,584,162.18 × 2,816,407.20
  4. Step 4: Simplify right side
    10,389,441.45x = 43,891,346,555,637.66
  5. Step 5: Solve for x
    x = 43,891,346,555,637.66/10,389,441.45
  6. Step 6: Final answer
    x = 4,224,610.80

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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.