Home / 67,346,911.92-100,988,962.56-34,990,115.52

Finding the Fourth Proportional to 67,346,911.92, 100,988,962.56 and 34,990,115.52

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Solution

The fourth proportional to 67,346,911.92, 100,988,962.56 and 34,990,115.52 is: 52,468,856.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,346,911.92 : 100,988,962.56 = 34,990,115.52 : x
  2. Step 2: Convert to fraction form
    67,346,911.92/100,988,962.56 = 34,990,115.52/x
  3. Step 3: Cross multiply
    67,346,911.92x = 100,988,962.56 × 34,990,115.52
  4. Step 4: Simplify right side
    67,346,911.92x = 3,533,615,466,219,355.50
  5. Step 5: Solve for x
    x = 3,533,615,466,219,355.50/67,346,911.92
  6. Step 6: Final answer
    x = 52,468,856.63

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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.