Home / 8,428,691.36-12,637,917.23-3,304,982.63

Finding the Fourth Proportional to 8,428,691.36, 12,637,917.23 and 3,304,982.63

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Solution

The fourth proportional to 8,428,691.36, 12,637,917.23 and 3,304,982.63 is: 4,955,466.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,691.36 : 12,637,917.23 = 3,304,982.63 : x
  2. Step 2: Convert to fraction form
    8,428,691.36/12,637,917.23 = 3,304,982.63/x
  3. Step 3: Cross multiply
    8,428,691.36x = 12,637,917.23 × 3,304,982.63
  4. Step 4: Simplify right side
    8,428,691.36x = 41,768,096,844,813.21
  5. Step 5: Solve for x
    x = 41,768,096,844,813.21/8,428,691.36
  6. Step 6: Final answer
    x = 4,955,466.40

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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.