Home / 8,686,022.22-11,988,147.61-4,819,788.95

Finding the Fourth Proportional to 8,686,022.22, 11,988,147.61 and 4,819,788.95

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Solution

The fourth proportional to 8,686,022.22, 11,988,147.61 and 4,819,788.95 is: 6,652,106.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686,022.22 : 11,988,147.61 = 4,819,788.95 : x
  2. Step 2: Convert to fraction form
    8,686,022.22/11,988,147.61 = 4,819,788.95/x
  3. Step 3: Cross multiply
    8,686,022.22x = 11,988,147.61 × 4,819,788.95
  4. Step 4: Simplify right side
    8,686,022.22x = 57,780,341,297,607.23
  5. Step 5: Solve for x
    x = 57,780,341,297,607.23/8,686,022.22
  6. Step 6: Final answer
    x = 6,652,106.09

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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.