Home / 25,286,512.86-34,895,474.64-13,684,073.31

Finding the Fourth Proportional to 25,286,512.86, 34,895,474.64 and 13,684,073.31

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Solution

The fourth proportional to 25,286,512.86, 34,895,474.64 and 13,684,073.31 is: 18,884,068.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,286,512.86 : 34,895,474.64 = 13,684,073.31 : x
  2. Step 2: Convert to fraction form
    25,286,512.86/34,895,474.64 = 13,684,073.31/x
  3. Step 3: Cross multiply
    25,286,512.86x = 34,895,474.64 × 13,684,073.31
  4. Step 4: Simplify right side
    25,286,512.86x = 477,512,233,161,005.88
  5. Step 5: Solve for x
    x = 477,512,233,161,005.88/25,286,512.86
  6. Step 6: Final answer
    x = 18,884,068.19

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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.