Home / 6,540,873.61-9,026,405.71-3,640,949.54

Finding the Fourth Proportional to 6,540,873.61, 9,026,405.71 and 3,640,949.54

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Solution

The fourth proportional to 6,540,873.61, 9,026,405.71 and 3,640,949.54 is: 5,024,510.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540,873.61 : 9,026,405.71 = 3,640,949.54 : x
  2. Step 2: Convert to fraction form
    6,540,873.61/9,026,405.71 = 3,640,949.54/x
  3. Step 3: Cross multiply
    6,540,873.61x = 9,026,405.71 × 3,640,949.54
  4. Step 4: Simplify right side
    6,540,873.61x = 32,864,687,748,066.02
  5. Step 5: Solve for x
    x = 32,864,687,748,066.02/6,540,873.61
  6. Step 6: Final answer
    x = 5,024,510.44

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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.