Home / 31,105,807.80-46,635,383.70-15,970,601.40

Finding the Fourth Proportional to 31,105,807.80, 46,635,383.70 and 15,970,601.40

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Solution

The fourth proportional to 31,105,807.80, 46,635,383.70 and 15,970,601.40 is: 23,943,924.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,105,807.80 : 46,635,383.70 = 15,970,601.40 : x
  2. Step 2: Convert to fraction form
    31,105,807.80/46,635,383.70 = 15,970,601.40/x
  3. Step 3: Cross multiply
    31,105,807.80x = 46,635,383.70 × 15,970,601.40
  4. Step 4: Simplify right side
    31,105,807.80x = 744,795,124,208,757.25
  5. Step 5: Solve for x
    x = 744,795,124,208,757.25/31,105,807.80
  6. Step 6: Final answer
    x = 23,943,924.85

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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.