Home / 18,223,938.80-25,149,080.61-9,964,534.64

Finding the Fourth Proportional to 18,223,938.80, 25,149,080.61 and 9,964,534.64

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Solution

The fourth proportional to 18,223,938.80, 25,149,080.61 and 9,964,534.64 is: 13,751,082.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223,938.80 : 25,149,080.61 = 9,964,534.64 : x
  2. Step 2: Convert to fraction form
    18,223,938.80/25,149,080.61 = 9,964,534.64/x
  3. Step 3: Cross multiply
    18,223,938.80x = 25,149,080.61 × 9,964,534.64
  4. Step 4: Simplify right side
    18,223,938.80x = 250,598,884,902,497.34
  5. Step 5: Solve for x
    x = 250,598,884,902,497.34/18,223,938.80
  6. Step 6: Final answer
    x = 13,751,082.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.