Home / 10,972,561.40-16,468,173.30-4,916,612.60

Finding the Fourth Proportional to 10,972,561.40, 16,468,173.30 and 4,916,612.60

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Solution

The fourth proportional to 10,972,561.40, 16,468,173.30 and 4,916,612.60 is: 7,379,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972,561.40 : 16,468,173.30 = 4,916,612.60 : x
  2. Step 2: Convert to fraction form
    10,972,561.40/16,468,173.30 = 4,916,612.60/x
  3. Step 3: Cross multiply
    10,972,561.40x = 16,468,173.30 × 4,916,612.60
  4. Step 4: Simplify right side
    10,972,561.40x = 80,967,628,345,763.58
  5. Step 5: Solve for x
    x = 80,967,628,345,763.58/10,972,561.40
  6. Step 6: Final answer
    x = 7,379,100.05

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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.