Home / 28,467,534.80-42,701,302.20-14,092,821.20

Finding the Fourth Proportional to 28,467,534.80, 42,701,302.20 and 14,092,821.20

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Solution

The fourth proportional to 28,467,534.80, 42,701,302.20 and 14,092,821.20 is: 21,139,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,467,534.80 : 42,701,302.20 = 14,092,821.20 : x
  2. Step 2: Convert to fraction form
    28,467,534.80/42,701,302.20 = 14,092,821.20/x
  3. Step 3: Cross multiply
    28,467,534.80x = 42,701,302.20 × 14,092,821.20
  4. Step 4: Simplify right side
    28,467,534.80x = 601,781,816,911,766.62
  5. Step 5: Solve for x
    x = 601,781,816,911,766.62/28,467,534.80
  6. Step 6: Final answer
    x = 21,139,231.80

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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.