Home / 29,131,201.80-43,696,802.70-20,061,275.40

Finding the Fourth Proportional to 29,131,201.80, 43,696,802.70 and 20,061,275.40

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Solution

The fourth proportional to 29,131,201.80, 43,696,802.70 and 20,061,275.40 is: 30,091,913.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,131,201.80 : 43,696,802.70 = 20,061,275.40 : x
  2. Step 2: Convert to fraction form
    29,131,201.80/43,696,802.70 = 20,061,275.40/x
  3. Step 3: Cross multiply
    29,131,201.80x = 43,696,802.70 × 20,061,275.40
  4. Step 4: Simplify right side
    29,131,201.80x = 876,613,593,064,163.62
  5. Step 5: Solve for x
    x = 876,613,593,064,163.62/29,131,201.80
  6. Step 6: Final answer
    x = 30,091,913.10

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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.