Home / 5,039,404.78-6,954,178.23-2,975,085.31

Finding the Fourth Proportional to 5,039,404.78, 6,954,178.23 and 2,975,085.31

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Solution

The fourth proportional to 5,039,404.78, 6,954,178.23 and 2,975,085.31 is: 4,105,499.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039,404.78 : 6,954,178.23 = 2,975,085.31 : x
  2. Step 2: Convert to fraction form
    5,039,404.78/6,954,178.23 = 2,975,085.31/x
  3. Step 3: Cross multiply
    5,039,404.78x = 6,954,178.23 × 2,975,085.31
  4. Step 4: Simplify right side
    5,039,404.78x = 20,689,273,495,194.80
  5. Step 5: Solve for x
    x = 20,689,273,495,194.80/5,039,404.78
  6. Step 6: Final answer
    x = 4,105,499.44

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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.