Home / 7,989,091.12-11,017,590.45-5,043,791.58

Finding the Fourth Proportional to 7,989,091.12, 11,017,590.45 and 5,043,791.58

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Solution

The fourth proportional to 7,989,091.12, 11,017,590.45 and 5,043,791.58 is: 6,955,788.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989,091.12 : 11,017,590.45 = 5,043,791.58 : x
  2. Step 2: Convert to fraction form
    7,989,091.12/11,017,590.45 = 5,043,791.58/x
  3. Step 3: Cross multiply
    7,989,091.12x = 11,017,590.45 × 5,043,791.58
  4. Step 4: Simplify right side
    7,989,091.12x = 55,570,429,943,598.41
  5. Step 5: Solve for x
    x = 55,570,429,943,598.41/7,989,091.12
  6. Step 6: Final answer
    x = 6,955,788.73

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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.