Home / 15,792,009.65-21,793,123.57-9,265,750.15

Finding the Fourth Proportional to 15,792,009.65, 21,793,123.57 and 9,265,750.15

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Solution

The fourth proportional to 15,792,009.65, 21,793,123.57 and 9,265,750.15 is: 12,786,823.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,792,009.65 : 21,793,123.57 = 9,265,750.15 : x
  2. Step 2: Convert to fraction form
    15,792,009.65/21,793,123.57 = 9,265,750.15/x
  3. Step 3: Cross multiply
    15,792,009.65x = 21,793,123.57 × 9,265,750.15
  4. Step 4: Simplify right side
    15,792,009.65x = 201,929,637,987,696.03
  5. Step 5: Solve for x
    x = 201,929,637,987,696.03/15,792,009.65
  6. Step 6: Final answer
    x = 12,786,823.37

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1.5x scale

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.