Home / 5,454,605.48-7,527,353.04-3,131,647.81

Finding the Fourth Proportional to 5,454,605.48, 7,527,353.04 and 3,131,647.81

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Solution

The fourth proportional to 5,454,605.48, 7,527,353.04 and 3,131,647.81 is: 4,321,672.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454,605.48 : 7,527,353.04 = 3,131,647.81 : x
  2. Step 2: Convert to fraction form
    5,454,605.48/7,527,353.04 = 3,131,647.81/x
  3. Step 3: Cross multiply
    5,454,605.48x = 7,527,353.04 × 3,131,647.81
  4. Step 4: Simplify right side
    5,454,605.48x = 23,573,018,643,994.46
  5. Step 5: Solve for x
    x = 23,573,018,643,994.46/5,454,605.48
  6. Step 6: Final answer
    x = 4,321,672.53

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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.