Home / 26,987,114.03-40,480,639.16-8,791,279.50

Finding the Fourth Proportional to 26,987,114.03, 40,480,639.16 and 8,791,279.50

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Solution

The fourth proportional to 26,987,114.03, 40,480,639.16 and 8,791,279.50 is: 13,186,908.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,987,114.03 : 40,480,639.16 = 8,791,279.50 : x
  2. Step 2: Convert to fraction form
    26,987,114.03/40,480,639.16 = 8,791,279.50/x
  3. Step 3: Cross multiply
    26,987,114.03x = 40,480,639.16 × 8,791,279.50
  4. Step 4: Simplify right side
    26,987,114.03x = 355,876,613,150,248.81
  5. Step 5: Solve for x
    x = 355,876,613,150,248.81/26,987,114.03
  6. Step 6: Final answer
    x = 13,186,908.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.