Home / 9,727,119.12-13,424,119.02-5,376,111.96

Finding the Fourth Proportional to 9,727,119.12, 13,424,119.02 and 5,376,111.96

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Solution

The fourth proportional to 9,727,119.12, 13,424,119.02 and 5,376,111.96 is: 7,419,418.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727,119.12 : 13,424,119.02 = 5,376,111.96 : x
  2. Step 2: Convert to fraction form
    9,727,119.12/13,424,119.02 = 5,376,111.96/x
  3. Step 3: Cross multiply
    9,727,119.12x = 13,424,119.02 × 5,376,111.96
  4. Step 4: Simplify right side
    9,727,119.12x = 72,169,566,815,885.47
  5. Step 5: Solve for x
    x = 72,169,566,815,885.47/9,727,119.12
  6. Step 6: Final answer
    x = 7,419,418.42

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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.