Home / 30,100,251-45,157,876.02-8,825,115

Finding the Fourth Proportional to 30,100,251, 45,157,876.02 and 8,825,115

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Solution

The fourth proportional to 30,100,251, 45,157,876.02 and 8,825,115 is: 13,239,871.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,100,251 : 45,157,876.02 = 8,825,115 : x
  2. Step 2: Convert to fraction form
    30,100,251/45,157,876.02 = 8,825,115/x
  3. Step 3: Cross multiply
    30,100,251x = 45,157,876.02 × 8,825,115
  4. Step 4: Simplify right side
    30,100,251x = 398,523,449,032,242.31
  5. Step 5: Solve for x
    x = 398,523,449,032,242.31/30,100,251
  6. Step 6: Final answer
    x = 13,239,871.29

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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.