Home / 28,352,777.60-42,501,172.80-13,964,067.20

Finding the Fourth Proportional to 28,352,777.60, 42,501,172.80 and 13,964,067.20

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Solution

The fourth proportional to 28,352,777.60, 42,501,172.80 and 13,964,067.20 is: 20,932,313.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,352,777.60 : 42,501,172.80 = 13,964,067.20 : x
  2. Step 2: Convert to fraction form
    28,352,777.60/42,501,172.80 = 13,964,067.20/x
  3. Step 3: Cross multiply
    28,352,777.60x = 42,501,172.80 × 13,964,067.20
  4. Step 4: Simplify right side
    28,352,777.60x = 593,489,233,058,012.12
  5. Step 5: Solve for x
    x = 593,489,233,058,012.12/28,352,777.60
  6. Step 6: Final answer
    x = 20,932,313.63

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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.