Home / 7,791,913.14-11,690,494.12-4,909,933.14

Finding the Fourth Proportional to 7,791,913.14, 11,690,494.12 and 4,909,933.14

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Solution

The fourth proportional to 7,791,913.14, 11,690,494.12 and 4,909,933.14 is: 7,366,553.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,791,913.14 : 11,690,494.12 = 4,909,933.14 : x
  2. Step 2: Convert to fraction form
    7,791,913.14/11,690,494.12 = 4,909,933.14/x
  3. Step 3: Cross multiply
    7,791,913.14x = 11,690,494.12 × 4,909,933.14
  4. Step 4: Simplify right side
    7,791,913.14x = 57,399,544,502,763.12
  5. Step 5: Solve for x
    x = 57,399,544,502,763.12/7,791,913.14
  6. Step 6: Final answer
    x = 7,366,553.43

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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.