Home / 16,876,880.71-23,290,207.21-9,141,923.04

Finding the Fourth Proportional to 16,876,880.71, 23,290,207.21 and 9,141,923.04

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Solution

The fourth proportional to 16,876,880.71, 23,290,207.21 and 9,141,923.04 is: 12,615,914.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876,880.71 : 23,290,207.21 = 9,141,923.04 : x
  2. Step 2: Convert to fraction form
    16,876,880.71/23,290,207.21 = 9,141,923.04/x
  3. Step 3: Cross multiply
    16,876,880.71x = 23,290,207.21 × 9,141,923.04
  4. Step 4: Simplify right side
    16,876,880.71x = 212,917,281,899,473.09
  5. Step 5: Solve for x
    x = 212,917,281,899,473.09/16,876,880.71
  6. Step 6: Final answer
    x = 12,615,914.37

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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.