Home / 31,890,826.26-47,843,842.05-10,325,434.32

Finding the Fourth Proportional to 31,890,826.26, 47,843,842.05 and 10,325,434.32

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Solution

The fourth proportional to 31,890,826.26, 47,843,842.05 and 10,325,434.32 is: 15,490,613.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,890,826.26 : 47,843,842.05 = 10,325,434.32 : x
  2. Step 2: Convert to fraction form
    31,890,826.26/47,843,842.05 = 10,325,434.32/x
  3. Step 3: Cross multiply
    31,890,826.26x = 47,843,842.05 × 10,325,434.32
  4. Step 4: Simplify right side
    31,890,826.26x = 494,008,448,703,729.12
  5. Step 5: Solve for x
    x = 494,008,448,703,729.12/31,890,826.26
  6. Step 6: Final answer
    x = 15,490,613.03

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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.