Home / 7,791,553.18-11,687,329.86-2,111,777.50

Finding the Fourth Proportional to 7,791,553.18, 11,687,329.86 and 2,111,777.50

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Solution

The fourth proportional to 7,791,553.18, 11,687,329.86 and 2,111,777.50 is: 3,167,666.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,791,553.18 : 11,687,329.86 = 2,111,777.50 : x
  2. Step 2: Convert to fraction form
    7,791,553.18/11,687,329.86 = 2,111,777.50/x
  3. Step 3: Cross multiply
    7,791,553.18x = 11,687,329.86 × 2,111,777.50
  4. Step 4: Simplify right side
    7,791,553.18x = 24,681,040,233,426.15
  5. Step 5: Solve for x
    x = 24,681,040,233,426.15/7,791,553.18
  6. Step 6: Final answer
    x = 3,167,666.27

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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.