Home / 19,566,778.17-27,004,645.32-11,831,875.41

Finding the Fourth Proportional to 19,566,778.17, 27,004,645.32 and 11,831,875.41

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Solution

The fourth proportional to 19,566,778.17, 27,004,645.32 and 11,831,875.41 is: 16,329,494.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,566,778.17 : 27,004,645.32 = 11,831,875.41 : x
  2. Step 2: Convert to fraction form
    19,566,778.17/27,004,645.32 = 11,831,875.41/x
  3. Step 3: Cross multiply
    19,566,778.17x = 27,004,645.32 × 11,831,875.41
  4. Step 4: Simplify right side
    19,566,778.17x = 319,515,598,917,479.56
  5. Step 5: Solve for x
    x = 319,515,598,917,479.56/19,566,778.17
  6. Step 6: Final answer
    x = 16,329,494.62

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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.