Home / 31,875,578.16-43,988,092.38-18,124,541.07

Finding the Fourth Proportional to 31,875,578.16, 43,988,092.38 and 18,124,541.07

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Solution

The fourth proportional to 31,875,578.16, 43,988,092.38 and 18,124,541.07 is: 25,011,749.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,875,578.16 : 43,988,092.38 = 18,124,541.07 : x
  2. Step 2: Convert to fraction form
    31,875,578.16/43,988,092.38 = 18,124,541.07/x
  3. Step 3: Cross multiply
    31,875,578.16x = 43,988,092.38 × 18,124,541.07
  4. Step 4: Simplify right side
    31,875,578.16x = 797,263,986,932,264.12
  5. Step 5: Solve for x
    x = 797,263,986,932,264.12/31,875,578.16
  6. Step 6: Final answer
    x = 25,011,749.84

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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.