Home / 18,743,534.04-28,124,764.56-8,501,866.32

Finding the Fourth Proportional to 18,743,534.04, 28,124,764.56 and 8,501,866.32

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Solution

The fourth proportional to 18,743,534.04, 28,124,764.56 and 8,501,866.32 is: 12,757,092.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,743,534.04 : 28,124,764.56 = 8,501,866.32 : x
  2. Step 2: Convert to fraction form
    18,743,534.04/28,124,764.56 = 8,501,866.32/x
  3. Step 3: Cross multiply
    18,743,534.04x = 28,124,764.56 × 8,501,866.32
  4. Step 4: Simplify right side
    18,743,534.04x = 239,112,988,570,593.62
  5. Step 5: Solve for x
    x = 239,112,988,570,593.62/18,743,534.04
  6. Step 6: Final answer
    x = 12,757,092.02

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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.