Home / 11,152,821.20-16,707,113.40-6,651,726.80

Finding the Fourth Proportional to 11,152,821.20, 16,707,113.40 and 6,651,726.80

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Solution

The fourth proportional to 11,152,821.20, 16,707,113.40 and 6,651,726.80 is: 9,964,398.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,152,821.20 : 16,707,113.40 = 6,651,726.80 : x
  2. Step 2: Convert to fraction form
    11,152,821.20/16,707,113.40 = 6,651,726.80/x
  3. Step 3: Cross multiply
    11,152,821.20x = 16,707,113.40 × 6,651,726.80
  4. Step 4: Simplify right side
    11,152,821.20x = 111,131,153,953,419.12
  5. Step 5: Solve for x
    x = 111,131,153,953,419.12/11,152,821.20
  6. Step 6: Final answer
    x = 9,964,398.42

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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.