Home / 14,026,356.36-19,356,188.39-7,831,508.56

Finding the Fourth Proportional to 14,026,356.36, 19,356,188.39 and 7,831,508.56

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Solution

The fourth proportional to 14,026,356.36, 19,356,188.39 and 7,831,508.56 is: 10,807,379.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026,356.36 : 19,356,188.39 = 7,831,508.56 : x
  2. Step 2: Convert to fraction form
    14,026,356.36/19,356,188.39 = 7,831,508.56/x
  3. Step 3: Cross multiply
    14,026,356.36x = 19,356,188.39 × 7,831,508.56
  4. Step 4: Simplify right side
    14,026,356.36x = 151,588,155,007,077.78
  5. Step 5: Solve for x
    x = 151,588,155,007,077.78/14,026,356.36
  6. Step 6: Final answer
    x = 10,807,379.42

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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.