Home / 31,319,400.98-46,963,912.56-18,369,780.04

Finding the Fourth Proportional to 31,319,400.98, 46,963,912.56 and 18,369,780.04

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Solution

The fourth proportional to 31,319,400.98, 46,963,912.56 and 18,369,780.04 is: 27,545,761.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,319,400.98 : 46,963,912.56 = 18,369,780.04 : x
  2. Step 2: Convert to fraction form
    31,319,400.98/46,963,912.56 = 18,369,780.04/x
  3. Step 3: Cross multiply
    31,319,400.98x = 46,963,912.56 × 18,369,780.04
  4. Step 4: Simplify right side
    31,319,400.98x = 862,716,743,544,993.25
  5. Step 5: Solve for x
    x = 862,716,743,544,993.25/31,319,400.98
  6. Step 6: Final answer
    x = 27,545,761.30

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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.