Home / 10,777,322.70-16,165,984.05-7,376,100.30

Finding the Fourth Proportional to 10,777,322.70, 16,165,984.05 and 7,376,100.30

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Solution

The fourth proportional to 10,777,322.70, 16,165,984.05 and 7,376,100.30 is: 11,064,150.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777,322.70 : 16,165,984.05 = 7,376,100.30 : x
  2. Step 2: Convert to fraction form
    10,777,322.70/16,165,984.05 = 7,376,100.30/x
  3. Step 3: Cross multiply
    10,777,322.70x = 16,165,984.05 × 7,376,100.30
  4. Step 4: Simplify right side
    10,777,322.70x = 119,241,919,801,000.22
  5. Step 5: Solve for x
    x = 119,241,919,801,000.22/10,777,322.70
  6. Step 6: Final answer
    x = 11,064,150.45

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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.