Home / 12,558,608.75-17,325,934.12-7,256,800.43

Finding the Fourth Proportional to 12,558,608.75, 17,325,934.12 and 7,256,800.43

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Solution

The fourth proportional to 12,558,608.75, 17,325,934.12 and 7,256,800.43 is: 10,011,526.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,558,608.75 : 17,325,934.12 = 7,256,800.43 : x
  2. Step 2: Convert to fraction form
    12,558,608.75/17,325,934.12 = 7,256,800.43/x
  3. Step 3: Cross multiply
    12,558,608.75x = 17,325,934.12 × 7,256,800.43
  4. Step 4: Simplify right side
    12,558,608.75x = 125,730,846,159,581.25
  5. Step 5: Solve for x
    x = 125,730,846,159,581.25/12,558,608.75
  6. Step 6: Final answer
    x = 10,011,526.65

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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.