Home / 12,372,491.28-17,074,001.16-6,866,695.56

Finding the Fourth Proportional to 12,372,491.28, 17,074,001.16 and 6,866,695.56

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Solution

The fourth proportional to 12,372,491.28, 17,074,001.16 and 6,866,695.56 is: 9,476,019.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,372,491.28 : 17,074,001.16 = 6,866,695.56 : x
  2. Step 2: Convert to fraction form
    12,372,491.28/17,074,001.16 = 6,866,695.56/x
  3. Step 3: Cross multiply
    12,372,491.28x = 17,074,001.16 × 6,866,695.56
  4. Step 4: Simplify right side
    12,372,491.28x = 117,241,967,956,806.84
  5. Step 5: Solve for x
    x = 117,241,967,956,806.84/12,372,491.28
  6. Step 6: Final answer
    x = 9,476,019.45

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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.