Home / 17,155,741.07-23,675,194.15-9,315,248.87

Finding the Fourth Proportional to 17,155,741.07, 23,675,194.15 and 9,315,248.87

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Solution

The fourth proportional to 17,155,741.07, 23,675,194.15 and 9,315,248.87 is: 12,855,190.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,155,741.07 : 23,675,194.15 = 9,315,248.87 : x
  2. Step 2: Convert to fraction form
    17,155,741.07/23,675,194.15 = 9,315,248.87/x
  3. Step 3: Cross multiply
    17,155,741.07x = 23,675,194.15 × 9,315,248.87
  4. Step 4: Simplify right side
    17,155,741.07x = 220,540,325,588,718
  5. Step 5: Solve for x
    x = 220,540,325,588,718/17,155,741.07
  6. Step 6: Final answer
    x = 12,855,190.85

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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.