Home / 15,628,348.71-21,574,618.38-10,986,113.16

Finding the Fourth Proportional to 15,628,348.71, 21,574,618.38 and 10,986,113.16

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Solution

The fourth proportional to 15,628,348.71, 21,574,618.38 and 10,986,113.16 is: 15,166,106.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,628,348.71 : 21,574,618.38 = 10,986,113.16 : x
  2. Step 2: Convert to fraction form
    15,628,348.71/21,574,618.38 = 10,986,113.16/x
  3. Step 3: Cross multiply
    15,628,348.71x = 21,574,618.38 × 10,986,113.16
  4. Step 4: Simplify right side
    15,628,348.71x = 237,021,198,906,495.88
  5. Step 5: Solve for x
    x = 237,021,198,906,495.88/15,628,348.71
  6. Step 6: Final answer
    x = 15,166,106.37

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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.