Home / 7,343,961.78-10,134,465.82-4,080,692.71

Finding the Fourth Proportional to 7,343,961.78, 10,134,465.82 and 4,080,692.71

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Solution

The fourth proportional to 7,343,961.78, 10,134,465.82 and 4,080,692.71 is: 5,631,244.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343,961.78 : 10,134,465.82 = 4,080,692.71 : x
  2. Step 2: Convert to fraction form
    7,343,961.78/10,134,465.82 = 4,080,692.71/x
  3. Step 3: Cross multiply
    7,343,961.78x = 10,134,465.82 × 4,080,692.71
  4. Step 4: Simplify right side
    7,343,961.78x = 41,355,640,791,418.17
  5. Step 5: Solve for x
    x = 41,355,640,791,418.17/7,343,961.78
  6. Step 6: Final answer
    x = 5,631,244.01

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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.