Home / 27,702,969.66-38,233,895.91-15,941,996.31

Finding the Fourth Proportional to 27,702,969.66, 38,233,895.91 and 15,941,996.31

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Solution

The fourth proportional to 27,702,969.66, 38,233,895.91 and 15,941,996.31 is: 22,002,140.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,702,969.66 : 38,233,895.91 = 15,941,996.31 : x
  2. Step 2: Convert to fraction form
    27,702,969.66/38,233,895.91 = 15,941,996.31/x
  3. Step 3: Cross multiply
    27,702,969.66x = 38,233,895.91 × 15,941,996.31
  4. Step 4: Simplify right side
    27,702,969.66x = 609,524,627,514,144
  5. Step 5: Solve for x
    x = 609,524,627,514,144/27,702,969.66
  6. Step 6: Final answer
    x = 22,002,140.38

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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.