Home / 8,686,022.97-11,988,148.64-4,819,789.70

Finding the Fourth Proportional to 8,686,022.97, 11,988,148.64 and 4,819,789.70

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Solution

The fourth proportional to 8,686,022.97, 11,988,148.64 and 4,819,789.70 is: 6,652,107.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686,022.97 : 11,988,148.64 = 4,819,789.70 : x
  2. Step 2: Convert to fraction form
    8,686,022.97/11,988,148.64 = 4,819,789.70/x
  3. Step 3: Cross multiply
    8,686,022.97x = 11,988,148.64 × 4,819,789.70
  4. Step 4: Simplify right side
    8,686,022.97x = 57,780,355,337,141.02
  5. Step 5: Solve for x
    x = 57,780,355,337,141.02/8,686,022.97
  6. Step 6: Final answer
    x = 6,652,107.13

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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.