Home / 18,015,708.78-24,863,456.42-10,281,908.16

Finding the Fourth Proportional to 18,015,708.78, 24,863,456.42 and 10,281,908.16

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Solution

The fourth proportional to 18,015,708.78, 24,863,456.42 and 10,281,908.16 is: 14,190,048.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,015,708.78 : 24,863,456.42 = 10,281,908.16 : x
  2. Step 2: Convert to fraction form
    18,015,708.78/24,863,456.42 = 10,281,908.16/x
  3. Step 3: Cross multiply
    18,015,708.78x = 24,863,456.42 × 10,281,908.16
  4. Step 4: Simplify right side
    18,015,708.78x = 255,643,775,399,192.84
  5. Step 5: Solve for x
    x = 255,643,775,399,192.84/18,015,708.78
  6. Step 6: Final answer
    x = 14,190,048.17

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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.