Home / 7,713,841.59-11,570,860.79-5,317,042.68

Finding the Fourth Proportional to 7,713,841.59, 11,570,860.79 and 5,317,042.68

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Solution

The fourth proportional to 7,713,841.59, 11,570,860.79 and 5,317,042.68 is: 7,975,631.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713,841.59 : 11,570,860.79 = 5,317,042.68 : x
  2. Step 2: Convert to fraction form
    7,713,841.59/11,570,860.79 = 5,317,042.68/x
  3. Step 3: Cross multiply
    7,713,841.59x = 11,570,860.79 × 5,317,042.68
  4. Step 4: Simplify right side
    7,713,841.59x = 61,522,760,664,768.51
  5. Step 5: Solve for x
    x = 61,522,760,664,768.51/7,713,841.59
  6. Step 6: Final answer
    x = 7,975,631.85

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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.