Home / 7,713,841.34-11,570,860.42-5,317,042.43

Finding the Fourth Proportional to 7,713,841.34, 11,570,860.42 and 5,317,042.43

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Solution

The fourth proportional to 7,713,841.34, 11,570,860.42 and 5,317,042.43 is: 7,975,631.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713,841.34 : 11,570,860.42 = 5,317,042.43 : x
  2. Step 2: Convert to fraction form
    7,713,841.34/11,570,860.42 = 5,317,042.43/x
  3. Step 3: Cross multiply
    7,713,841.34x = 11,570,860.42 × 5,317,042.43
  4. Step 4: Simplify right side
    7,713,841.34x = 61,522,755,820,382.17
  5. Step 5: Solve for x
    x = 61,522,755,820,382.17/7,713,841.34
  6. Step 6: Final answer
    x = 7,975,631.48

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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.