Home / 31,375,895.40-47,063,843.10-11,173,847.40

Finding the Fourth Proportional to 31,375,895.40, 47,063,843.10 and 11,173,847.40

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Solution

The fourth proportional to 31,375,895.40, 47,063,843.10 and 11,173,847.40 is: 16,760,771.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,375,895.40 : 47,063,843.10 = 11,173,847.40 : x
  2. Step 2: Convert to fraction form
    31,375,895.40/47,063,843.10 = 11,173,847.40/x
  3. Step 3: Cross multiply
    31,375,895.40x = 47,063,843.10 × 11,173,847.40
  4. Step 4: Simplify right side
    31,375,895.40x = 525,884,200,856,943
  5. Step 5: Solve for x
    x = 525,884,200,856,943/31,375,895.40
  6. Step 6: Final answer
    x = 16,760,771.10

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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.