Home / 12,304,055.10-18,456,082.65-5,480,615.10

Finding the Fourth Proportional to 12,304,055.10, 18,456,082.65 and 5,480,615.10

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Solution

The fourth proportional to 12,304,055.10, 18,456,082.65 and 5,480,615.10 is: 8,220,922.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304,055.10 : 18,456,082.65 = 5,480,615.10 : x
  2. Step 2: Convert to fraction form
    12,304,055.10/18,456,082.65 = 5,480,615.10/x
  3. Step 3: Cross multiply
    12,304,055.10x = 18,456,082.65 × 5,480,615.10
  4. Step 4: Simplify right side
    12,304,055.10x = 101,150,685,258,438
  5. Step 5: Solve for x
    x = 101,150,685,258,438/12,304,055.10
  6. Step 6: Final answer
    x = 8,220,922.65

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.