Home / 67,126,552.16-100,690,410.96-21,688,351.52

Finding the Fourth Proportional to 67,126,552.16, 100,690,410.96 and 21,688,351.52

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Solution

The fourth proportional to 67,126,552.16, 100,690,410.96 and 21,688,351.52 is: 32,532,715.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,126,552.16 : 100,690,410.96 = 21,688,351.52 : x
  2. Step 2: Convert to fraction form
    67,126,552.16/100,690,410.96 = 21,688,351.52/x
  3. Step 3: Cross multiply
    67,126,552.16x = 100,690,410.96 × 21,688,351.52
  4. Step 4: Simplify right side
    67,126,552.16x = 2,183,809,027,593,740.50
  5. Step 5: Solve for x
    x = 2,183,809,027,593,740.50/67,126,552.16
  6. Step 6: Final answer
    x = 32,532,715.55

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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.