Home / 17,892,821.20-26,839,231.80-4,429,649.20

Finding the Fourth Proportional to 17,892,821.20, 26,839,231.80 and 4,429,649.20

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Solution

The fourth proportional to 17,892,821.20, 26,839,231.80 and 4,429,649.20 is: 6,644,473.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,892,821.20 : 26,839,231.80 = 4,429,649.20 : x
  2. Step 2: Convert to fraction form
    17,892,821.20/26,839,231.80 = 4,429,649.20/x
  3. Step 3: Cross multiply
    17,892,821.20x = 26,839,231.80 × 4,429,649.20
  4. Step 4: Simplify right side
    17,892,821.20x = 118,888,381,671,484.56
  5. Step 5: Solve for x
    x = 118,888,381,671,484.56/17,892,821.20
  6. Step 6: Final answer
    x = 6,644,473.80

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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.