Home / 5,429,639.75-7,492,964.49-2,982,308.15

Finding the Fourth Proportional to 5,429,639.75, 7,492,964.49 and 2,982,308.15

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Solution

The fourth proportional to 5,429,639.75, 7,492,964.49 and 2,982,308.15 is: 4,115,619.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429,639.75 : 7,492,964.49 = 2,982,308.15 : x
  2. Step 2: Convert to fraction form
    5,429,639.75/7,492,964.49 = 2,982,308.15/x
  3. Step 3: Cross multiply
    5,429,639.75x = 7,492,964.49 × 2,982,308.15
  4. Step 4: Simplify right side
    5,429,639.75x = 22,346,329,084,920.00
  5. Step 5: Solve for x
    x = 22,346,329,084,920.00/5,429,639.75
  6. Step 6: Final answer
    x = 4,115,619.11

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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.