Home / 6,497,617.87-8,963,897.92-3,917,865.48

Finding the Fourth Proportional to 6,497,617.87, 8,963,897.92 and 3,917,865.48

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Solution

The fourth proportional to 6,497,617.87, 8,963,897.92 and 3,917,865.48 is: 5,404,957.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,497,617.87 : 8,963,897.92 = 3,917,865.48 : x
  2. Step 2: Convert to fraction form
    6,497,617.87/8,963,897.92 = 3,917,865.48/x
  3. Step 3: Cross multiply
    6,497,617.87x = 8,963,897.92 × 3,917,865.48
  4. Step 4: Simplify right side
    6,497,617.87x = 35,119,346,227,011.80
  5. Step 5: Solve for x
    x = 35,119,346,227,011.80/6,497,617.87
  6. Step 6: Final answer
    x = 5,404,957.16

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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.