Home / 7,231,408.23-9,976,871.61-4,131,707.52

Finding the Fourth Proportional to 7,231,408.23, 9,976,871.61 and 4,131,707.52

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Solution

The fourth proportional to 7,231,408.23, 9,976,871.61 and 4,131,707.52 is: 5,700,344.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,231,408.23 : 9,976,871.61 = 4,131,707.52 : x
  2. Step 2: Convert to fraction form
    7,231,408.23/9,976,871.61 = 4,131,707.52/x
  3. Step 3: Cross multiply
    7,231,408.23x = 9,976,871.61 × 4,131,707.52
  4. Step 4: Simplify right side
    7,231,408.23x = 41,221,515,457,111.51
  5. Step 5: Solve for x
    x = 41,221,515,457,111.51/7,231,408.23
  6. Step 6: Final answer
    x = 5,700,344.13

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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.