Home / 14,420,442.58-19,900,209.27-7,805,029.89

Finding the Fourth Proportional to 14,420,442.58, 19,900,209.27 and 7,805,029.89

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Solution

The fourth proportional to 14,420,442.58, 19,900,209.27 and 7,805,029.89 is: 10,770,940.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,420,442.58 : 19,900,209.27 = 7,805,029.89 : x
  2. Step 2: Convert to fraction form
    14,420,442.58/19,900,209.27 = 7,805,029.89/x
  3. Step 3: Cross multiply
    14,420,442.58x = 19,900,209.27 × 7,805,029.89
  4. Step 4: Simplify right side
    14,420,442.58x = 155,321,728,169,605.06
  5. Step 5: Solve for x
    x = 155,321,728,169,605.06/14,420,442.58
  6. Step 6: Final answer
    x = 10,770,940.44

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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.