Home / 31,288,983.84-46,923,870.88-21,635,622.32

Finding the Fourth Proportional to 31,288,983.84, 46,923,870.88 and 21,635,622.32

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Solution

The fourth proportional to 31,288,983.84, 46,923,870.88 and 21,635,622.32 is: 32,446,791.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,288,983.84 : 46,923,870.88 = 21,635,622.32 : x
  2. Step 2: Convert to fraction form
    31,288,983.84/46,923,870.88 = 21,635,622.32/x
  3. Step 3: Cross multiply
    31,288,983.84x = 46,923,870.88 × 21,635,622.32
  4. Step 4: Simplify right side
    31,288,983.84x = 1,015,227,148,152,126.12
  5. Step 5: Solve for x
    x = 1,015,227,148,152,126.12/31,288,983.84
  6. Step 6: Final answer
    x = 32,446,791.92

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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.