Home / 15,792,018.64-21,793,135.98-9,265,759.18

Finding the Fourth Proportional to 15,792,018.64, 21,793,135.98 and 9,265,759.18

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Solution

The fourth proportional to 15,792,018.64, 21,793,135.98 and 9,265,759.18 is: 12,786,835.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,792,018.64 : 21,793,135.98 = 9,265,759.18 : x
  2. Step 2: Convert to fraction form
    15,792,018.64/21,793,135.98 = 9,265,759.18/x
  3. Step 3: Cross multiply
    15,792,018.64x = 21,793,135.98 × 9,265,759.18
  4. Step 4: Simplify right side
    15,792,018.64x = 201,929,949,767,673.28
  5. Step 5: Solve for x
    x = 201,929,949,767,673.28/15,792,018.64
  6. Step 6: Final answer
    x = 12,786,835.83

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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.