Home / 25,313,503.81-34,932,636.44-13,711,067.28

Finding the Fourth Proportional to 25,313,503.81, 34,932,636.44 and 13,711,067.28

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Solution

The fourth proportional to 25,313,503.81, 34,932,636.44 and 13,711,067.28 is: 18,921,273.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,313,503.81 : 34,932,636.44 = 13,711,067.28 : x
  2. Step 2: Convert to fraction form
    25,313,503.81/34,932,636.44 = 13,711,067.28/x
  3. Step 3: Cross multiply
    25,313,503.81x = 34,932,636.44 × 13,711,067.28
  4. Step 4: Simplify right side
    25,313,503.81x = 478,963,728,428,064.38
  5. Step 5: Solve for x
    x = 478,963,728,428,064.38/25,313,503.81
  6. Step 6: Final answer
    x = 18,921,273.49

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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.