Home / 45,221,429.39-67,832,181.34-11,142,778.91

Finding the Fourth Proportional to 45,221,429.39, 67,832,181.34 and 11,142,778.91

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Solution

The fourth proportional to 45,221,429.39, 67,832,181.34 and 11,142,778.91 is: 16,714,177.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,221,429.39 : 67,832,181.34 = 11,142,778.91 : x
  2. Step 2: Convert to fraction form
    45,221,429.39/67,832,181.34 = 11,142,778.91/x
  3. Step 3: Cross multiply
    45,221,429.39x = 67,832,181.34 × 11,142,778.91
  4. Step 4: Simplify right side
    45,221,429.39x = 755,838,999,287,629.75
  5. Step 5: Solve for x
    x = 755,838,999,287,629.75/45,221,429.39
  6. Step 6: Final answer
    x = 16,714,177.54

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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.