Home / 6,540,872.96-9,026,404.68-3,640,948.88

Finding the Fourth Proportional to 6,540,872.96, 9,026,404.68 and 3,640,948.88

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Solution

The fourth proportional to 6,540,872.96, 9,026,404.68 and 3,640,948.88 is: 5,024,509.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540,872.96 : 9,026,404.68 = 3,640,948.88 : x
  2. Step 2: Convert to fraction form
    6,540,872.96/9,026,404.68 = 3,640,948.88/x
  3. Step 3: Cross multiply
    6,540,872.96x = 9,026,404.68 × 3,640,948.88
  4. Step 4: Simplify right side
    6,540,872.96x = 32,864,678,010,072.76
  5. Step 5: Solve for x
    x = 32,864,678,010,072.76/6,540,872.96
  6. Step 6: Final answer
    x = 5,024,509.45

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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.