Home / 5,199,799.38-7,175,698.65-2,907,969.18

Finding the Fourth Proportional to 5,199,799.38, 7,175,698.65 and 2,907,969.18

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Solution

The fourth proportional to 5,199,799.38, 7,175,698.65 and 2,907,969.18 is: 4,012,983.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199,799.38 : 7,175,698.65 = 2,907,969.18 : x
  2. Step 2: Convert to fraction form
    5,199,799.38/7,175,698.65 = 2,907,969.18/x
  3. Step 3: Cross multiply
    5,199,799.38x = 7,175,698.65 × 2,907,969.18
  4. Step 4: Simplify right side
    5,199,799.38x = 20,866,710,519,167.61
  5. Step 5: Solve for x
    x = 20,866,710,519,167.61/5,199,799.38
  6. Step 6: Final answer
    x = 4,012,983.77

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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.