Home / 19,517,131.94-26,933,801.55-10,815,449.90

Finding the Fourth Proportional to 19,517,131.94, 26,933,801.55 and 10,815,449.90

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Solution

The fourth proportional to 19,517,131.94, 26,933,801.55 and 10,815,449.90 is: 14,925,409.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,517,131.94 : 26,933,801.55 = 10,815,449.90 : x
  2. Step 2: Convert to fraction form
    19,517,131.94/26,933,801.55 = 10,815,449.90/x
  3. Step 3: Cross multiply
    19,517,131.94x = 26,933,801.55 × 10,815,449.90
  4. Step 4: Simplify right side
    19,517,131.94x = 291,301,181,280,567.38
  5. Step 5: Solve for x
    x = 291,301,181,280,567.38/19,517,131.94
  6. Step 6: Final answer
    x = 14,925,409.23

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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.