Home / 9,630,031.50-13,290,394.14-5,500,680.12

Finding the Fourth Proportional to 9,630,031.50, 13,290,394.14 and 5,500,680.12

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Solution

The fourth proportional to 9,630,031.50, 13,290,394.14 and 5,500,680.12 is: 7,591,481.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,630,031.50 : 13,290,394.14 = 5,500,680.12 : x
  2. Step 2: Convert to fraction form
    9,630,031.50/13,290,394.14 = 5,500,680.12/x
  3. Step 3: Cross multiply
    9,630,031.50x = 13,290,394.14 × 5,500,680.12
  4. Step 4: Simplify right side
    9,630,031.50x = 73,106,206,832,862.50
  5. Step 5: Solve for x
    x = 73,106,206,832,862.50/9,630,031.50
  6. Step 6: Final answer
    x = 7,591,481.59

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Double scale
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1.5x scale

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.