Home / 13,524,101.64-20,287,403.10-4,890,357

Finding the Fourth Proportional to 13,524,101.64, 20,287,403.10 and 4,890,357

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Solution

The fourth proportional to 13,524,101.64, 20,287,403.10 and 4,890,357 is: 7,335,987.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,524,101.64 : 20,287,403.10 = 4,890,357 : x
  2. Step 2: Convert to fraction form
    13,524,101.64/20,287,403.10 = 4,890,357/x
  3. Step 3: Cross multiply
    13,524,101.64x = 20,287,403.10 × 4,890,357
  4. Step 4: Simplify right side
    13,524,101.64x = 99,212,643,761,906.70
  5. Step 5: Solve for x
    x = 99,212,643,761,906.70/13,524,101.64
  6. Step 6: Final answer
    x = 7,335,987.74

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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.