Home / 38,888,915.90-58,296,049.05-30,248,224.70

Finding the Fourth Proportional to 38,888,915.90, 58,296,049.05 and 30,248,224.70

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Solution

The fourth proportional to 38,888,915.90, 58,296,049.05 and 30,248,224.70 is: 45,343,305.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,888,915.90 : 58,296,049.05 = 30,248,224.70 : x
  2. Step 2: Convert to fraction form
    38,888,915.90/58,296,049.05 = 30,248,224.70/x
  3. Step 3: Cross multiply
    38,888,915.90x = 58,296,049.05 × 30,248,224.70
  4. Step 4: Simplify right side
    38,888,915.90x = 1,763,351,990,786,621.50
  5. Step 5: Solve for x
    x = 1,763,351,990,786,621.50/38,888,915.90
  6. Step 6: Final answer
    x = 45,343,305.41

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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.