Home / 5,100,503-7,038,694.14-2,808,658.22

Finding the Fourth Proportional to 5,100,503, 7,038,694.14 and 2,808,658.22

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Solution

The fourth proportional to 5,100,503, 7,038,694.14 and 2,808,658.22 is: 3,875,948.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100,503 : 7,038,694.14 = 2,808,658.22 : x
  2. Step 2: Convert to fraction form
    5,100,503/7,038,694.14 = 2,808,658.22/x
  3. Step 3: Cross multiply
    5,100,503x = 7,038,694.14 × 2,808,658.22
  4. Step 4: Simplify right side
    5,100,503x = 19,769,286,154,376.83
  5. Step 5: Solve for x
    x = 19,769,286,154,376.83/5,100,503
  6. Step 6: Final answer
    x = 3,875,948.34

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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.