Home / 15,792,019.16-21,793,136.68-9,265,759.64

Finding the Fourth Proportional to 15,792,019.16, 21,793,136.68 and 9,265,759.64

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Solution

The fourth proportional to 15,792,019.16, 21,793,136.68 and 9,265,759.64 is: 12,786,836.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,792,019.16 : 21,793,136.68 = 9,265,759.64 : x
  2. Step 2: Convert to fraction form
    15,792,019.16/21,793,136.68 = 9,265,759.64/x
  3. Step 3: Cross multiply
    15,792,019.16x = 21,793,136.68 × 9,265,759.64
  4. Step 4: Simplify right side
    15,792,019.16x = 201,929,966,278,547.59
  5. Step 5: Solve for x
    x = 201,929,966,278,547.59/15,792,019.16
  6. Step 6: Final answer
    x = 12,786,836.45

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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.