Home / 8,098,054.23-11,115,829.11-7,159,728.71

Finding the Fourth Proportional to 8,098,054.23, 11,115,829.11 and 7,159,728.71

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Solution

The fourth proportional to 8,098,054.23, 11,115,829.11 and 7,159,728.71 is: 9,827,832.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,098,054.23 : 11,115,829.11 = 7,159,728.71 : x
  2. Step 2: Convert to fraction form
    8,098,054.23/11,115,829.11 = 7,159,728.71/x
  3. Step 3: Cross multiply
    8,098,054.23x = 11,115,829.11 × 7,159,728.71
  4. Step 4: Simplify right side
    8,098,054.23x = 79,586,320,828,685.83
  5. Step 5: Solve for x
    x = 79,586,320,828,685.83/8,098,054.23
  6. Step 6: Final answer
    x = 9,827,832.54

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.