Home / 10,962,170.70-16,419,636.45-9,072,602.70

Finding the Fourth Proportional to 10,962,170.70, 16,419,636.45 and 9,072,602.70

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Solution

The fourth proportional to 10,962,170.70, 16,419,636.45 and 9,072,602.70 is: 13,589,355.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,962,170.70 : 16,419,636.45 = 9,072,602.70 : x
  2. Step 2: Convert to fraction form
    10,962,170.70/16,419,636.45 = 9,072,602.70/x
  3. Step 3: Cross multiply
    10,962,170.70x = 16,419,636.45 × 9,072,602.70
  4. Step 4: Simplify right side
    10,962,170.70x = 148,968,837,989,288.41
  5. Step 5: Solve for x
    x = 148,968,837,989,288.41/10,962,170.70
  6. Step 6: Final answer
    x = 13,589,355.80

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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.