Home / 21,110,954.94-29,118,096-19,374,233.94

Finding the Fourth Proportional to 21,110,954.94, 29,118,096 and 19,374,233.94

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Solution

The fourth proportional to 21,110,954.94, 29,118,096 and 19,374,233.94 is: 26,722,656.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,110,954.94 : 29,118,096 = 19,374,233.94 : x
  2. Step 2: Convert to fraction form
    21,110,954.94/29,118,096 = 19,374,233.94/x
  3. Step 3: Cross multiply
    21,110,954.94x = 29,118,096 × 19,374,233.94
  4. Step 4: Simplify right side
    21,110,954.94x = 564,140,803,791,378.25
  5. Step 5: Solve for x
    x = 564,140,803,791,378.25/21,110,954.94
  6. Step 6: Final answer
    x = 26,722,656.81

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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.