Home / 11,587,292.92-15,989,407.60-6,876,876.16

Finding the Fourth Proportional to 11,587,292.92, 15,989,407.60 and 6,876,876.16

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Solution

The fourth proportional to 11,587,292.92, 15,989,407.60 and 6,876,876.16 is: 9,489,462.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,587,292.92 : 15,989,407.60 = 6,876,876.16 : x
  2. Step 2: Convert to fraction form
    11,587,292.92/15,989,407.60 = 6,876,876.16/x
  3. Step 3: Cross multiply
    11,587,292.92x = 15,989,407.60 × 6,876,876.16
  4. Step 4: Simplify right side
    11,587,292.92x = 109,957,175,936,962.81
  5. Step 5: Solve for x
    x = 109,957,175,936,962.81/11,587,292.92
  6. Step 6: Final answer
    x = 9,489,462.01

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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.