Home / 13,774,343.22-19,003,459.41-8,615,744.82

Finding the Fourth Proportional to 13,774,343.22, 19,003,459.41 and 8,615,744.82

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Solution

The fourth proportional to 13,774,343.22, 19,003,459.41 and 8,615,744.82 is: 11,886,516.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,774,343.22 : 19,003,459.41 = 8,615,744.82 : x
  2. Step 2: Convert to fraction form
    13,774,343.22/19,003,459.41 = 8,615,744.82/x
  3. Step 3: Cross multiply
    13,774,343.22x = 19,003,459.41 × 8,615,744.82
  4. Step 4: Simplify right side
    13,774,343.22x = 163,728,956,973,787.75
  5. Step 5: Solve for x
    x = 163,728,956,973,787.75/13,774,343.22
  6. Step 6: Final answer
    x = 11,886,516.43

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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.