Home / 7,791,909-11,687,863.50-2,112,133.34

Finding the Fourth Proportional to 7,791,909, 11,687,863.50 and 2,112,133.34

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Solution

The fourth proportional to 7,791,909, 11,687,863.50 and 2,112,133.34 is: 3,168,200.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,791,909 : 11,687,863.50 = 2,112,133.34 : x
  2. Step 2: Convert to fraction form
    7,791,909/11,687,863.50 = 2,112,133.34/x
  3. Step 3: Cross multiply
    7,791,909x = 11,687,863.50 × 2,112,133.34
  4. Step 4: Simplify right side
    7,791,909x = 24,686,326,171,719.09
  5. Step 5: Solve for x
    x = 24,686,326,171,719.09/7,791,909
  6. Step 6: Final answer
    x = 3,168,200.01

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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.