Home / 10,943,910.20-16,392,245.70-9,054,342.20

Finding the Fourth Proportional to 10,943,910.20, 16,392,245.70 and 9,054,342.20

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Solution

The fourth proportional to 10,943,910.20, 16,392,245.70 and 9,054,342.20 is: 13,561,971.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943,910.20 : 16,392,245.70 = 9,054,342.20 : x
  2. Step 2: Convert to fraction form
    10,943,910.20/16,392,245.70 = 9,054,342.20/x
  3. Step 3: Cross multiply
    10,943,910.20x = 16,392,245.70 × 9,054,342.20
  4. Step 4: Simplify right side
    10,943,910.20x = 148,421,001,994,278.53
  5. Step 5: Solve for x
    x = 148,421,001,994,278.53/10,943,910.20
  6. Step 6: Final answer
    x = 13,561,971.84

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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.