Home / 14,297,122.80-19,730,229.30-7,770,750.36

Finding the Fourth Proportional to 14,297,122.80, 19,730,229.30 and 7,770,750.36

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Solution

The fourth proportional to 14,297,122.80, 19,730,229.30 and 7,770,750.36 is: 10,723,744.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,297,122.80 : 19,730,229.30 = 7,770,750.36 : x
  2. Step 2: Convert to fraction form
    14,297,122.80/19,730,229.30 = 7,770,750.36/x
  3. Step 3: Cross multiply
    14,297,122.80x = 19,730,229.30 × 7,770,750.36
  4. Step 4: Simplify right side
    14,297,122.80x = 153,318,686,435,857.56
  5. Step 5: Solve for x
    x = 153,318,686,435,857.56/14,297,122.80
  6. Step 6: Final answer
    x = 10,723,744.11

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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.