Home / 18,509,283.64-25,542,633.54-10,665,914.32

Finding the Fourth Proportional to 18,509,283.64, 25,542,633.54 and 10,665,914.32

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Solution

The fourth proportional to 18,509,283.64, 25,542,633.54 and 10,665,914.32 is: 14,718,859.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,509,283.64 : 25,542,633.54 = 10,665,914.32 : x
  2. Step 2: Convert to fraction form
    18,509,283.64/25,542,633.54 = 10,665,914.32/x
  3. Step 3: Cross multiply
    18,509,283.64x = 25,542,633.54 × 10,665,914.32
  4. Step 4: Simplify right side
    18,509,283.64x = 272,435,540,844,798.28
  5. Step 5: Solve for x
    x = 272,435,540,844,798.28/18,509,283.64
  6. Step 6: Final answer
    x = 14,718,859.26

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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.