Home / 7,812,166.10-11,736,259.29-7,489,321.16

Finding the Fourth Proportional to 7,812,166.10, 11,736,259.29 and 7,489,321.16

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Solution

The fourth proportional to 7,812,166.10, 11,736,259.29 and 7,489,321.16 is: 11,251,247.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,812,166.10 : 11,736,259.29 = 7,489,321.16 : x
  2. Step 2: Convert to fraction form
    7,812,166.10/11,736,259.29 = 7,489,321.16/x
  3. Step 3: Cross multiply
    7,812,166.10x = 11,736,259.29 × 7,489,321.16
  4. Step 4: Simplify right side
    7,812,166.10x = 87,896,614,981,162.28
  5. Step 5: Solve for x
    x = 87,896,614,981,162.28/7,812,166.10
  6. Step 6: Final answer
    x = 11,251,247.59

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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.