Home / 12,777,589.02-17,634,619.17-7,272,302.52

Finding the Fourth Proportional to 12,777,589.02, 17,634,619.17 and 7,272,302.52

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Solution

The fourth proportional to 12,777,589.02, 17,634,619.17 and 7,272,302.52 is: 10,036,657.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,777,589.02 : 17,634,619.17 = 7,272,302.52 : x
  2. Step 2: Convert to fraction form
    12,777,589.02/17,634,619.17 = 7,272,302.52/x
  3. Step 3: Cross multiply
    12,777,589.02x = 17,634,619.17 × 7,272,302.52
  4. Step 4: Simplify right side
    12,777,589.02x = 128,244,285,429,231.31
  5. Step 5: Solve for x
    x = 128,244,285,429,231.31/12,777,589.02
  6. Step 6: Final answer
    x = 10,036,657.56

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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.