Home / 31,539,843.37-47,317,755.70-9,681,330.82

Finding the Fourth Proportional to 31,539,843.37, 47,317,755.70 and 9,681,330.82

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Solution

The fourth proportional to 31,539,843.37, 47,317,755.70 and 9,681,330.82 is: 14,524,449.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,539,843.37 : 47,317,755.70 = 9,681,330.82 : x
  2. Step 2: Convert to fraction form
    31,539,843.37/47,317,755.70 = 9,681,330.82/x
  3. Step 3: Cross multiply
    31,539,843.37x = 47,317,755.70 × 9,681,330.82
  4. Step 4: Simplify right side
    31,539,843.37x = 458,098,846,546,935.19
  5. Step 5: Solve for x
    x = 458,098,846,546,935.19/31,539,843.37
  6. Step 6: Final answer
    x = 14,524,449.00

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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.