Home / 34,653,165.32-47,821,932.12-18,971,925.15

Finding the Fourth Proportional to 34,653,165.32, 47,821,932.12 and 18,971,925.15

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Solution

The fourth proportional to 34,653,165.32, 47,821,932.12 and 18,971,925.15 is: 26,181,565.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,653,165.32 : 47,821,932.12 = 18,971,925.15 : x
  2. Step 2: Convert to fraction form
    34,653,165.32/47,821,932.12 = 18,971,925.15/x
  3. Step 3: Cross multiply
    34,653,165.32x = 47,821,932.12 × 18,971,925.15
  4. Step 4: Simplify right side
    34,653,165.32x = 907,274,116,709,020.75
  5. Step 5: Solve for x
    x = 907,274,116,709,020.75/34,653,165.32
  6. Step 6: Final answer
    x = 26,181,565.48

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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.