Home / 45,467,201.20-68,223,838.20-19,908,461.20

Finding the Fourth Proportional to 45,467,201.20, 68,223,838.20 and 19,908,461.20

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Solution

The fourth proportional to 45,467,201.20, 68,223,838.20 and 19,908,461.20 is: 29,872,778.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,467,201.20 : 68,223,838.20 = 19,908,461.20 : x
  2. Step 2: Convert to fraction form
    45,467,201.20/68,223,838.20 = 19,908,461.20/x
  3. Step 3: Cross multiply
    45,467,201.20x = 68,223,838.20 × 19,908,461.20
  4. Step 4: Simplify right side
    45,467,201.20x = 1,358,231,635,719,777.75
  5. Step 5: Solve for x
    x = 1,358,231,635,719,777.75/45,467,201.20
  6. Step 6: Final answer
    x = 29,872,778.62

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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.