Home / 30,257,630.80-45,386,446.20-10,062,872.80

Finding the Fourth Proportional to 30,257,630.80, 45,386,446.20 and 10,062,872.80

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Solution

The fourth proportional to 30,257,630.80, 45,386,446.20 and 10,062,872.80 is: 15,094,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,257,630.80 : 45,386,446.20 = 10,062,872.80 : x
  2. Step 2: Convert to fraction form
    30,257,630.80/45,386,446.20 = 10,062,872.80/x
  3. Step 3: Cross multiply
    30,257,630.80x = 45,386,446.20 × 10,062,872.80
  4. Step 4: Simplify right side
    30,257,630.80x = 456,718,034,954,643.44
  5. Step 5: Solve for x
    x = 456,718,034,954,643.44/30,257,630.80
  6. Step 6: Final answer
    x = 15,094,309.20

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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.