Home / 5,356,840.88-7,391,290.16-3,182,117.20

Finding the Fourth Proportional to 5,356,840.88, 7,391,290.16 and 3,182,117.20

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Solution

The fourth proportional to 5,356,840.88, 7,391,290.16 and 3,182,117.20 is: 4,390,638.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356,840.88 : 7,391,290.16 = 3,182,117.20 : x
  2. Step 2: Convert to fraction form
    5,356,840.88/7,391,290.16 = 3,182,117.20/x
  3. Step 3: Cross multiply
    5,356,840.88x = 7,391,290.16 × 3,182,117.20
  4. Step 4: Simplify right side
    5,356,840.88x = 23,519,951,548,326.75
  5. Step 5: Solve for x
    x = 23,519,951,548,326.75/5,356,840.88
  6. Step 6: Final answer
    x = 4,390,638.45

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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.