Home / 7,228,510.74-9,975,251.66-4,130,998.56

Finding the Fourth Proportional to 7,228,510.74, 9,975,251.66 and 4,130,998.56

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Solution

The fourth proportional to 7,228,510.74, 9,975,251.66 and 4,130,998.56 is: 5,700,724.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228,510.74 : 9,975,251.66 = 4,130,998.56 : x
  2. Step 2: Convert to fraction form
    7,228,510.74/9,975,251.66 = 4,130,998.56/x
  3. Step 3: Cross multiply
    7,228,510.74x = 9,975,251.66 × 4,130,998.56
  4. Step 4: Simplify right side
    7,228,510.74x = 41,207,750,222,442.62
  5. Step 5: Solve for x
    x = 41,207,750,222,442.62/7,228,510.74
  6. Step 6: Final answer
    x = 5,700,724.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.