Home / 12,778,027.40-19,069,246.94-11,414,881.24

Finding the Fourth Proportional to 12,778,027.40, 19,069,246.94 and 11,414,881.24

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Solution

The fourth proportional to 12,778,027.40, 19,069,246.94 and 11,414,881.24 is: 17,034,960.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,778,027.40 : 19,069,246.94 = 11,414,881.24 : x
  2. Step 2: Convert to fraction form
    12,778,027.40/19,069,246.94 = 11,414,881.24/x
  3. Step 3: Cross multiply
    12,778,027.40x = 19,069,246.94 × 11,414,881.24
  4. Step 4: Simplify right side
    12,778,027.40x = 217,673,189,156,333.44
  5. Step 5: Solve for x
    x = 217,673,189,156,333.44/12,778,027.40
  6. Step 6: Final answer
    x = 17,034,960.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.