Home / 15,481,398.80-23,222,172.40-4,698,793.28

Finding the Fourth Proportional to 15,481,398.80, 23,222,172.40 and 4,698,793.28

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Solution

The fourth proportional to 15,481,398.80, 23,222,172.40 and 4,698,793.28 is: 7,048,212.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,481,398.80 : 23,222,172.40 = 4,698,793.28 : x
  2. Step 2: Convert to fraction form
    15,481,398.80/23,222,172.40 = 4,698,793.28/x
  3. Step 3: Cross multiply
    15,481,398.80x = 23,222,172.40 × 4,698,793.28
  4. Step 4: Simplify right side
    15,481,398.80x = 109,116,187,620,121.47
  5. Step 5: Solve for x
    x = 109,116,187,620,121.47/15,481,398.80
  6. Step 6: Final answer
    x = 7,048,212.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.