Home / 21,835,745.80-32,703,852.30-12,877,793.80

Finding the Fourth Proportional to 21,835,745.80, 32,703,852.30 and 12,877,793.80

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Solution

The fourth proportional to 21,835,745.80, 32,703,852.30 and 12,877,793.80 is: 19,287,340.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,835,745.80 : 32,703,852.30 = 12,877,793.80 : x
  2. Step 2: Convert to fraction form
    21,835,745.80/32,703,852.30 = 12,877,793.80/x
  3. Step 3: Cross multiply
    21,835,745.80x = 32,703,852.30 × 12,877,793.80
  4. Step 4: Simplify right side
    21,835,745.80x = 421,153,466,385,055.75
  5. Step 5: Solve for x
    x = 421,153,466,385,055.75/21,835,745.80
  6. Step 6: Final answer
    x = 19,287,340.59

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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.