Home / 18,807,963.84-25,954,967.16-10,967,792.40

Finding the Fourth Proportional to 18,807,963.84, 25,954,967.16 and 10,967,792.40

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Solution

The fourth proportional to 18,807,963.84, 25,954,967.16 and 10,967,792.40 is: 15,135,540.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,807,963.84 : 25,954,967.16 = 10,967,792.40 : x
  2. Step 2: Convert to fraction form
    18,807,963.84/25,954,967.16 = 10,967,792.40/x
  3. Step 3: Cross multiply
    18,807,963.84x = 25,954,967.16 × 10,967,792.40
  4. Step 4: Simplify right side
    18,807,963.84x = 284,668,691,559,697.62
  5. Step 5: Solve for x
    x = 284,668,691,559,697.62/18,807,963.84
  6. Step 6: Final answer
    x = 15,135,540.14

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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.