Home / 8,939,089.14-12,338,542.47-5,842,078.38

Finding the Fourth Proportional to 8,939,089.14, 12,338,542.47 and 5,842,078.38

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Solution

The fourth proportional to 8,939,089.14, 12,338,542.47 and 5,842,078.38 is: 8,063,767.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,939,089.14 : 12,338,542.47 = 5,842,078.38 : x
  2. Step 2: Convert to fraction form
    8,939,089.14/12,338,542.47 = 5,842,078.38/x
  3. Step 3: Cross multiply
    8,939,089.14x = 12,338,542.47 × 5,842,078.38
  4. Step 4: Simplify right side
    8,939,089.14x = 72,082,732,204,698.80
  5. Step 5: Solve for x
    x = 72,082,732,204,698.80/8,939,089.14
  6. Step 6: Final answer
    x = 8,063,767.02

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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.