Home / 5,400,381.48-7,452,507.78-2,985,933.48

Finding the Fourth Proportional to 5,400,381.48, 7,452,507.78 and 2,985,933.48

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Solution

The fourth proportional to 5,400,381.48, 7,452,507.78 and 2,985,933.48 is: 4,120,577.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400,381.48 : 7,452,507.78 = 2,985,933.48 : x
  2. Step 2: Convert to fraction form
    5,400,381.48/7,452,507.78 = 2,985,933.48/x
  3. Step 3: Cross multiply
    5,400,381.48x = 7,452,507.78 × 2,985,933.48
  4. Step 4: Simplify right side
    5,400,381.48x = 22,252,692,490,262.48
  5. Step 5: Solve for x
    x = 22,252,692,490,262.48/5,400,381.48
  6. Step 6: Final answer
    x = 4,120,577.88

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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.