Home / 10,801,400.40-16,202,100.60-9,980,254.80

Finding the Fourth Proportional to 10,801,400.40, 16,202,100.60 and 9,980,254.80

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Solution

The fourth proportional to 10,801,400.40, 16,202,100.60 and 9,980,254.80 is: 14,970,382.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,801,400.40 : 16,202,100.60 = 9,980,254.80 : x
  2. Step 2: Convert to fraction form
    10,801,400.40/16,202,100.60 = 9,980,254.80/x
  3. Step 3: Cross multiply
    10,801,400.40x = 16,202,100.60 × 9,980,254.80
  4. Step 4: Simplify right side
    10,801,400.40x = 161,701,092,283,232.88
  5. Step 5: Solve for x
    x = 161,701,092,283,232.88/10,801,400.40
  6. Step 6: Final answer
    x = 14,970,382.20

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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.