Home / 9,261,243.68-12,784,959.04-6,510,289.28

Finding the Fourth Proportional to 9,261,243.68, 12,784,959.04 and 6,510,289.28

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Solution

The fourth proportional to 9,261,243.68, 12,784,959.04 and 6,510,289.28 is: 8,987,322.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261,243.68 : 12,784,959.04 = 6,510,289.28 : x
  2. Step 2: Convert to fraction form
    9,261,243.68/12,784,959.04 = 6,510,289.28/x
  3. Step 3: Cross multiply
    9,261,243.68x = 12,784,959.04 × 6,510,289.28
  4. Step 4: Simplify right side
    9,261,243.68x = 83,233,781,783,351.09
  5. Step 5: Solve for x
    x = 83,233,781,783,351.09/9,261,243.68
  6. Step 6: Final answer
    x = 8,987,322.29

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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.