Home / 31,529,713.80-47,315,565.90-14,481,611.40

Finding the Fourth Proportional to 31,529,713.80, 47,315,565.90 and 14,481,611.40

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Solution

The fourth proportional to 31,529,713.80, 47,315,565.90 and 14,481,611.40 is: 21,732,060.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,529,713.80 : 47,315,565.90 = 14,481,611.40 : x
  2. Step 2: Convert to fraction form
    31,529,713.80/47,315,565.90 = 14,481,611.40/x
  3. Step 3: Cross multiply
    31,529,713.80x = 47,315,565.90 × 14,481,611.40
  4. Step 4: Simplify right side
    31,529,713.80x = 685,205,638,534,891.25
  5. Step 5: Solve for x
    x = 685,205,638,534,891.25/31,529,713.80
  6. Step 6: Final answer
    x = 21,732,060.20

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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.