Home / 9,619,630.20-13,275,304.50-5,489,579.10

Finding the Fourth Proportional to 9,619,630.20, 13,275,304.50 and 5,489,579.10

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Solution

The fourth proportional to 9,619,630.20, 13,275,304.50 and 5,489,579.10 is: 7,575,741.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619,630.20 : 13,275,304.50 = 5,489,579.10 : x
  2. Step 2: Convert to fraction form
    9,619,630.20/13,275,304.50 = 5,489,579.10/x
  3. Step 3: Cross multiply
    9,619,630.20x = 13,275,304.50 × 5,489,579.10
  4. Step 4: Simplify right side
    9,619,630.20x = 72,875,834,129,335.94
  5. Step 5: Solve for x
    x = 72,875,834,129,335.94/9,619,630.20
  6. Step 6: Final answer
    x = 7,575,741.75

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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.