Home / 8,476,340.64-12,720,164.34-3,084,989.56

Finding the Fourth Proportional to 8,476,340.64, 12,720,164.34 and 3,084,989.56

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Solution

The fourth proportional to 8,476,340.64, 12,720,164.34 and 3,084,989.56 is: 4,629,541.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476,340.64 : 12,720,164.34 = 3,084,989.56 : x
  2. Step 2: Convert to fraction form
    8,476,340.64/12,720,164.34 = 3,084,989.56/x
  3. Step 3: Cross multiply
    8,476,340.64x = 12,720,164.34 × 3,084,989.56
  4. Step 4: Simplify right side
    8,476,340.64x = 39,241,574,190,384.29
  5. Step 5: Solve for x
    x = 39,241,574,190,384.29/8,476,340.64
  6. Step 6: Final answer
    x = 4,629,541.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.