Home / 7,715,242.31-11,550,161.01-5,150,094.73

Finding the Fourth Proportional to 7,715,242.31, 11,550,161.01 and 5,150,094.73

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Solution

The fourth proportional to 7,715,242.31, 11,550,161.01 and 5,150,094.73 is: 7,709,987.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,715,242.31 : 11,550,161.01 = 5,150,094.73 : x
  2. Step 2: Convert to fraction form
    7,715,242.31/11,550,161.01 = 5,150,094.73/x
  3. Step 3: Cross multiply
    7,715,242.31x = 11,550,161.01 × 5,150,094.73
  4. Step 4: Simplify right side
    7,715,242.31x = 59,484,423,348,252.48
  5. Step 5: Solve for x
    x = 59,484,423,348,252.48/7,715,242.31
  6. Step 6: Final answer
    x = 7,709,987.70

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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.