Home / 15,259,943.95-21,053,514.36-9,456,608.23

Finding the Fourth Proportional to 15,259,943.95, 21,053,514.36 and 9,456,608.23

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Solution

The fourth proportional to 15,259,943.95, 21,053,514.36 and 9,456,608.23 is: 13,046,891.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,259,943.95 : 21,053,514.36 = 9,456,608.23 : x
  2. Step 2: Convert to fraction form
    15,259,943.95/21,053,514.36 = 9,456,608.23/x
  3. Step 3: Cross multiply
    15,259,943.95x = 21,053,514.36 × 9,456,608.23
  4. Step 4: Simplify right side
    15,259,943.95x = 199,094,837,167,199.19
  5. Step 5: Solve for x
    x = 199,094,837,167,199.19/15,259,943.95
  6. Step 6: Final answer
    x = 13,046,891.77

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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.