Home / 10,995,663.60-16,493,495.40-6,938,997.30

Finding the Fourth Proportional to 10,995,663.60, 16,493,495.40 and 6,938,997.30

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Solution

The fourth proportional to 10,995,663.60, 16,493,495.40 and 6,938,997.30 is: 10,408,495.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995,663.60 : 16,493,495.40 = 6,938,997.30 : x
  2. Step 2: Convert to fraction form
    10,995,663.60/16,493,495.40 = 6,938,997.30/x
  3. Step 3: Cross multiply
    10,995,663.60x = 16,493,495.40 × 6,938,997.30
  4. Step 4: Simplify right side
    10,995,663.60x = 114,448,320,048,162.42
  5. Step 5: Solve for x
    x = 114,448,320,048,162.42/10,995,663.60
  6. Step 6: Final answer
    x = 10,408,495.95

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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.