Home / 13,022,390.25-19,157,178.38

Finding the Third Proportional to 13,022,390.25 and 19,157,178.38

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Solution

The third proportional to 13,022,390.25 and 19,157,178.38 is: 28,182,036.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,022,390.25 : 19,157,178.38 = 19,157,178.38 : x
  2. Step 2: Convert to fraction form
    13,022,390.25/19,157,178.38 = 19,157,178.38/x
  3. Step 3: Cross multiply
    13,022,390.25x = 19,157,178.38 × 19,157,178.38
  4. Step 4: Simplify right side
    13,022,390.25x = 366,997,483,291,567.62
  5. Step 5: Solve for x
    x = 366,997,483,291,567.62/13,022,390.25
  6. Step 6: Final answer
    x = 28,182,036.96

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.