Home / 31,061,131.80-46,591,260.30-14,021,777.40

Finding the Fourth Proportional to 31,061,131.80, 46,591,260.30 and 14,021,777.40

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Solution

The fourth proportional to 31,061,131.80, 46,591,260.30 and 14,021,777.40 is: 21,032,468.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,061,131.80 : 46,591,260.30 = 14,021,777.40 : x
  2. Step 2: Convert to fraction form
    31,061,131.80/46,591,260.30 = 14,021,777.40/x
  3. Step 3: Cross multiply
    31,061,131.80x = 46,591,260.30 × 14,021,777.40
  4. Step 4: Simplify right side
    31,061,131.80x = 653,292,280,712,057.25
  5. Step 5: Solve for x
    x = 653,292,280,712,057.25/31,061,131.80
  6. Step 6: Final answer
    x = 21,032,468.65

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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.