Home / 5,543,812.80-8,309,498.40-3,148,804.80

Finding the Fourth Proportional to 5,543,812.80, 8,309,498.40 and 3,148,804.80

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Solution

The fourth proportional to 5,543,812.80, 8,309,498.40 and 3,148,804.80 is: 4,719,673.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543,812.80 : 8,309,498.40 = 3,148,804.80 : x
  2. Step 2: Convert to fraction form
    5,543,812.80/8,309,498.40 = 3,148,804.80/x
  3. Step 3: Cross multiply
    5,543,812.80x = 8,309,498.40 × 3,148,804.80
  4. Step 4: Simplify right side
    5,543,812.80x = 26,164,988,447,512.32
  5. Step 5: Solve for x
    x = 26,164,988,447,512.32/5,543,812.80
  6. Step 6: Final answer
    x = 4,719,673.88

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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.