Home / 5,680,490.60-7,839,105.80-3,102,171.30

Finding the Fourth Proportional to 5,680,490.60, 7,839,105.80 and 3,102,171.30

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Solution

The fourth proportional to 5,680,490.60, 7,839,105.80 and 3,102,171.30 is: 4,281,012.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680,490.60 : 7,839,105.80 = 3,102,171.30 : x
  2. Step 2: Convert to fraction form
    5,680,490.60/7,839,105.80 = 3,102,171.30/x
  3. Step 3: Cross multiply
    5,680,490.60x = 7,839,105.80 × 3,102,171.30
  4. Step 4: Simplify right side
    5,680,490.60x = 24,318,249,030,423.54
  5. Step 5: Solve for x
    x = 24,318,249,030,423.54/5,680,490.60
  6. Step 6: Final answer
    x = 4,281,012.11

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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.