Home / 5,731,471.86-7,909,145.28-3,153,086.34

Finding the Fourth Proportional to 5,731,471.86, 7,909,145.28 and 3,153,086.34

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Solution

The fourth proportional to 5,731,471.86, 7,909,145.28 and 3,153,086.34 is: 4,351,101.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731,471.86 : 7,909,145.28 = 3,153,086.34 : x
  2. Step 2: Convert to fraction form
    5,731,471.86/7,909,145.28 = 3,153,086.34/x
  3. Step 3: Cross multiply
    5,731,471.86x = 7,909,145.28 × 3,153,086.34
  4. Step 4: Simplify right side
    5,731,471.86x = 24,938,217,943,443.48
  5. Step 5: Solve for x
    x = 24,938,217,943,443.48/5,731,471.86
  6. Step 6: Final answer
    x = 4,351,101.87

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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.