Home / 8,098,049.79-11,115,823.03-7,159,724.28

Finding the Fourth Proportional to 8,098,049.79, 11,115,823.03 and 7,159,724.28

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Solution

The fourth proportional to 8,098,049.79, 11,115,823.03 and 7,159,724.28 is: 9,827,826.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,098,049.79 : 11,115,823.03 = 7,159,724.28 : x
  2. Step 2: Convert to fraction form
    8,098,049.79/11,115,823.03 = 7,159,724.28/x
  3. Step 3: Cross multiply
    8,098,049.79x = 11,115,823.03 × 7,159,724.28
  4. Step 4: Simplify right side
    8,098,049.79x = 79,586,227,984,495.05
  5. Step 5: Solve for x
    x = 79,586,227,984,495.05/8,098,049.79
  6. Step 6: Final answer
    x = 9,827,826.46

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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.