Home / 18,388,702.94-25,376,409.86-10,658,229.26

Finding the Fourth Proportional to 18,388,702.94, 25,376,409.86 and 10,658,229.26

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Solution

The fourth proportional to 18,388,702.94, 25,376,409.86 and 10,658,229.26 is: 14,708,356.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,388,702.94 : 25,376,409.86 = 10,658,229.26 : x
  2. Step 2: Convert to fraction form
    18,388,702.94/25,376,409.86 = 10,658,229.26/x
  3. Step 3: Cross multiply
    18,388,702.94x = 25,376,409.86 × 10,658,229.26
  4. Step 4: Simplify right side
    18,388,702.94x = 270,467,593,903,431.34
  5. Step 5: Solve for x
    x = 270,467,593,903,431.34/18,388,702.94
  6. Step 6: Final answer
    x = 14,708,356.26

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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.