Home / 30,100,248-45,157,871.52-8,825,112

Finding the Fourth Proportional to 30,100,248, 45,157,871.52 and 8,825,112

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Solution

The fourth proportional to 30,100,248, 45,157,871.52 and 8,825,112 is: 13,239,866.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,100,248 : 45,157,871.52 = 8,825,112 : x
  2. Step 2: Convert to fraction form
    30,100,248/45,157,871.52 = 8,825,112/x
  3. Step 3: Cross multiply
    30,100,248x = 45,157,871.52 × 8,825,112
  4. Step 4: Simplify right side
    30,100,248x = 398,523,273,845,610.25
  5. Step 5: Solve for x
    x = 398,523,273,845,610.25/30,100,248
  6. Step 6: Final answer
    x = 13,239,866.79

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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.