Home / 15,792,016.16-21,793,132.54-9,265,756.64

Finding the Fourth Proportional to 15,792,016.16, 21,793,132.54 and 9,265,756.64

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Solution

The fourth proportional to 15,792,016.16, 21,793,132.54 and 9,265,756.64 is: 12,786,832.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,792,016.16 : 21,793,132.54 = 9,265,756.64 : x
  2. Step 2: Convert to fraction form
    15,792,016.16/21,793,132.54 = 9,265,756.64/x
  3. Step 3: Cross multiply
    15,792,016.16x = 21,793,132.54 × 9,265,756.64
  4. Step 4: Simplify right side
    15,792,016.16x = 201,929,862,538,905.06
  5. Step 5: Solve for x
    x = 201,929,862,538,905.06/15,792,016.16
  6. Step 6: Final answer
    x = 12,786,832.31

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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.