Home / 12,558,613.01-17,325,939.97-7,256,804.69

Finding the Fourth Proportional to 12,558,613.01, 17,325,939.97 and 7,256,804.69

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Solution

The fourth proportional to 12,558,613.01, 17,325,939.97 and 7,256,804.69 is: 10,011,532.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,558,613.01 : 17,325,939.97 = 7,256,804.69 : x
  2. Step 2: Convert to fraction form
    12,558,613.01/17,325,939.97 = 7,256,804.69/x
  3. Step 3: Cross multiply
    12,558,613.01x = 17,325,939.97 × 7,256,804.69
  4. Step 4: Simplify right side
    12,558,613.01x = 125,730,962,432,954.45
  5. Step 5: Solve for x
    x = 125,730,962,432,954.45/12,558,613.01
  6. Step 6: Final answer
    x = 10,011,532.51

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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.