Home / 7,712,112.24-11,499,218.82-7,500,242.16

Finding the Fourth Proportional to 7,712,112.24, 11,499,218.82 and 7,500,242.16

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Solution

The fourth proportional to 7,712,112.24, 11,499,218.82 and 7,500,242.16 is: 11,183,307.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,712,112.24 : 11,499,218.82 = 7,500,242.16 : x
  2. Step 2: Convert to fraction form
    7,712,112.24/11,499,218.82 = 7,500,242.16/x
  3. Step 3: Cross multiply
    7,712,112.24x = 11,499,218.82 × 7,500,242.16
  4. Step 4: Simplify right side
    7,712,112.24x = 86,246,925,800,829.45
  5. Step 5: Solve for x
    x = 86,246,925,800,829.45/7,712,112.24
  6. Step 6: Final answer
    x = 11,183,307.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.