Home / 31,968,086.40-47,952,129.60-15,801,782.40

Finding the Fourth Proportional to 31,968,086.40, 47,952,129.60 and 15,801,782.40

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Solution

The fourth proportional to 31,968,086.40, 47,952,129.60 and 15,801,782.40 is: 23,702,673.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,968,086.40 : 47,952,129.60 = 15,801,782.40 : x
  2. Step 2: Convert to fraction form
    31,968,086.40/47,952,129.60 = 15,801,782.40/x
  3. Step 3: Cross multiply
    31,968,086.40x = 47,952,129.60 × 15,801,782.40
  4. Step 4: Simplify right side
    31,968,086.40x = 757,729,117,555,799.12
  5. Step 5: Solve for x
    x = 757,729,117,555,799.12/31,968,086.40
  6. Step 6: Final answer
    x = 23,702,673.60

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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.