Home / 10,018,449.56-13,825,487.02-5,434,770.92

Finding the Fourth Proportional to 10,018,449.56, 13,825,487.02 and 5,434,770.92

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Solution

The fourth proportional to 10,018,449.56, 13,825,487.02 and 5,434,770.92 is: 7,499,998.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018,449.56 : 13,825,487.02 = 5,434,770.92 : x
  2. Step 2: Convert to fraction form
    10,018,449.56/13,825,487.02 = 5,434,770.92/x
  3. Step 3: Cross multiply
    10,018,449.56x = 13,825,487.02 × 5,434,770.92
  4. Step 4: Simplify right side
    10,018,449.56x = 75,138,354,811,133.45
  5. Step 5: Solve for x
    x = 75,138,354,811,133.45/10,018,449.56
  6. Step 6: Final answer
    x = 7,499,998.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.