Home / 31,680,181.87-47,439,891.97-26,549,119.01

Finding the Fourth Proportional to 31,680,181.87, 47,439,891.97 and 26,549,119.01

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Solution

The fourth proportional to 31,680,181.87, 47,439,891.97 and 26,549,119.01 is: 39,756,316.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,680,181.87 : 47,439,891.97 = 26,549,119.01 : x
  2. Step 2: Convert to fraction form
    31,680,181.87/47,439,891.97 = 26,549,119.01/x
  3. Step 3: Cross multiply
    31,680,181.87x = 47,439,891.97 × 26,549,119.01
  4. Step 4: Simplify right side
    31,680,181.87x = 1,259,487,337,733,073.50
  5. Step 5: Solve for x
    x = 1,259,487,337,733,073.50/31,680,181.87
  6. Step 6: Final answer
    x = 39,756,316.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.