Home / 9,489,491.28-14,238,574.42-5,165,063.28

Finding the Fourth Proportional to 9,489,491.28, 14,238,574.42 and 5,165,063.28

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Solution

The fourth proportional to 9,489,491.28, 14,238,574.42 and 5,165,063.28 is: 7,749,955.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489,491.28 : 14,238,574.42 = 5,165,063.28 : x
  2. Step 2: Convert to fraction form
    9,489,491.28/14,238,574.42 = 5,165,063.28/x
  3. Step 3: Cross multiply
    9,489,491.28x = 14,238,574.42 × 5,165,063.28
  4. Step 4: Simplify right side
    9,489,491.28x = 73,543,137,896,289.30
  5. Step 5: Solve for x
    x = 73,543,137,896,289.30/9,489,491.28
  6. Step 6: Final answer
    x = 7,749,955.79

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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.