Home / 13,067,784.77-18,033,557.90-7,266,441.96

Finding the Fourth Proportional to 13,067,784.77, 18,033,557.90 and 7,266,441.96

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Solution

The fourth proportional to 13,067,784.77, 18,033,557.90 and 7,266,441.96 is: 10,027,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,067,784.77 : 18,033,557.90 = 7,266,441.96 : x
  2. Step 2: Convert to fraction form
    13,067,784.77/18,033,557.90 = 7,266,441.96/x
  3. Step 3: Cross multiply
    13,067,784.77x = 18,033,557.90 × 7,266,441.96
  4. Step 4: Simplify right side
    13,067,784.77x = 131,039,801,812,649.47
  5. Step 5: Solve for x
    x = 131,039,801,812,649.47/13,067,784.77
  6. Step 6: Final answer
    x = 10,027,698.20

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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.