Home / 8,070,830.30-11,137,653.60-4,399,665.86

Finding the Fourth Proportional to 8,070,830.30, 11,137,653.60 and 4,399,665.86

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Solution

The fourth proportional to 8,070,830.30, 11,137,653.60 and 4,399,665.86 is: 6,071,488.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070,830.30 : 11,137,653.60 = 4,399,665.86 : x
  2. Step 2: Convert to fraction form
    8,070,830.30/11,137,653.60 = 4,399,665.86/x
  3. Step 3: Cross multiply
    8,070,830.30x = 11,137,653.60 × 4,399,665.86
  4. Step 4: Simplify right side
    8,070,830.30x = 49,001,954,304,426.10
  5. Step 5: Solve for x
    x = 49,001,954,304,426.10/8,070,830.30
  6. Step 6: Final answer
    x = 6,071,488.62

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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.