Home / 9,809,775.12-13,538,667.88-5,942,182.80

Finding the Fourth Proportional to 9,809,775.12, 13,538,667.88 and 5,942,182.80

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Solution

The fourth proportional to 9,809,775.12, 13,538,667.88 and 5,942,182.80 is: 8,200,925.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809,775.12 : 13,538,667.88 = 5,942,182.80 : x
  2. Step 2: Convert to fraction form
    9,809,775.12/13,538,667.88 = 5,942,182.80/x
  3. Step 3: Cross multiply
    9,809,775.12x = 13,538,667.88 × 5,942,182.80
  4. Step 4: Simplify right side
    9,809,775.12x = 80,449,239,411,448.47
  5. Step 5: Solve for x
    x = 80,449,239,411,448.47/9,809,775.12
  6. Step 6: Final answer
    x = 8,200,925.96

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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.