Home / 18,782,560.94-28,111,064.61-10,693,365.08

Finding the Fourth Proportional to 18,782,560.94, 28,111,064.61 and 10,693,365.08

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Solution

The fourth proportional to 18,782,560.94, 28,111,064.61 and 10,693,365.08 is: 16,004,307.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,782,560.94 : 28,111,064.61 = 10,693,365.08 : x
  2. Step 2: Convert to fraction form
    18,782,560.94/28,111,064.61 = 10,693,365.08/x
  3. Step 3: Cross multiply
    18,782,560.94x = 28,111,064.61 × 10,693,365.08
  4. Step 4: Simplify right side
    18,782,560.94x = 300,601,876,662,197.81
  5. Step 5: Solve for x
    x = 300,601,876,662,197.81/18,782,560.94
  6. Step 6: Final answer
    x = 16,004,307.27

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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.