Home / 28,026,750.60-42,019,949.52-17,221,727.52

Finding the Fourth Proportional to 28,026,750.60, 42,019,949.52 and 17,221,727.52

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Solution

The fourth proportional to 28,026,750.60, 42,019,949.52 and 17,221,727.52 is: 25,820,193.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,026,750.60 : 42,019,949.52 = 17,221,727.52 : x
  2. Step 2: Convert to fraction form
    28,026,750.60/42,019,949.52 = 17,221,727.52/x
  3. Step 3: Cross multiply
    28,026,750.60x = 42,019,949.52 × 17,221,727.52
  4. Step 4: Simplify right side
    28,026,750.60x = 723,656,121,037,594.88
  5. Step 5: Solve for x
    x = 723,656,121,037,594.88/28,026,750.60
  6. Step 6: Final answer
    x = 25,820,193.41

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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.