Home / 81,316,450.41-121,928,838.82-26,714,375.25

Finding the Fourth Proportional to 81,316,450.41, 121,928,838.82 and 26,714,375.25

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Solution

The fourth proportional to 81,316,450.41, 121,928,838.82 and 26,714,375.25 is: 40,056,504.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,316,450.41 : 121,928,838.82 = 26,714,375.25 : x
  2. Step 2: Convert to fraction form
    81,316,450.41/121,928,838.82 = 26,714,375.25/x
  3. Step 3: Cross multiply
    81,316,450.41x = 121,928,838.82 × 26,714,375.25
  4. Step 4: Simplify right side
    81,316,450.41x = 3,257,252,754,346,479.50
  5. Step 5: Solve for x
    x = 3,257,252,754,346,479.50/81,316,450.41
  6. Step 6: Final answer
    x = 40,056,504.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.