Home / 10,036,940.80-15,055,988.16-2,847,912.16

Finding the Fourth Proportional to 10,036,940.80, 15,055,988.16 and 2,847,912.16

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Solution

The fourth proportional to 10,036,940.80, 15,055,988.16 and 2,847,912.16 is: 4,272,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,036,940.80 : 15,055,988.16 = 2,847,912.16 : x
  2. Step 2: Convert to fraction form
    10,036,940.80/15,055,988.16 = 2,847,912.16/x
  3. Step 3: Cross multiply
    10,036,940.80x = 15,055,988.16 × 2,847,912.16
  4. Step 4: Simplify right side
    10,036,940.80x = 42,878,131,761,680.03
  5. Step 5: Solve for x
    x = 42,878,131,761,680.03/10,036,940.80
  6. Step 6: Final answer
    x = 4,272,031.95

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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.