Home / 9,049,198.51-12,488,152.40-5,517,198.97

Finding the Fourth Proportional to 9,049,198.51, 12,488,152.40 and 5,517,198.97

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Solution

The fourth proportional to 9,049,198.51, 12,488,152.40 and 5,517,198.97 is: 7,613,892.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049,198.51 : 12,488,152.40 = 5,517,198.97 : x
  2. Step 2: Convert to fraction form
    9,049,198.51/12,488,152.40 = 5,517,198.97/x
  3. Step 3: Cross multiply
    9,049,198.51x = 12,488,152.40 × 5,517,198.97
  4. Step 4: Simplify right side
    9,049,198.51x = 68,899,621,558,483.02
  5. Step 5: Solve for x
    x = 68,899,621,558,483.02/9,049,198.51
  6. Step 6: Final answer
    x = 7,613,892.16

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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.