Home / 13,754,668.05-18,981,638.01-7,560,287.17

Finding the Fourth Proportional to 13,754,668.05, 18,981,638.01 and 7,560,287.17

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Solution

The fourth proportional to 13,754,668.05, 18,981,638.01 and 7,560,287.17 is: 10,433,304.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,754,668.05 : 18,981,638.01 = 7,560,287.17 : x
  2. Step 2: Convert to fraction form
    13,754,668.05/18,981,638.01 = 7,560,287.17/x
  3. Step 3: Cross multiply
    13,754,668.05x = 18,981,638.01 × 7,560,287.17
  4. Step 4: Simplify right side
    13,754,668.05x = 143,506,634,265,133.25
  5. Step 5: Solve for x
    x = 143,506,634,265,133.25/13,754,668.05
  6. Step 6: Final answer
    x = 10,433,304.08

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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.