Home / 20,823,277.51-28,735,923.24-11,999,487.02

Finding the Fourth Proportional to 20,823,277.51, 28,735,923.24 and 11,999,487.02

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Solution

The fourth proportional to 20,823,277.51, 28,735,923.24 and 11,999,487.02 is: 16,559,177.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,823,277.51 : 28,735,923.24 = 11,999,487.02 : x
  2. Step 2: Convert to fraction form
    20,823,277.51/28,735,923.24 = 11,999,487.02/x
  3. Step 3: Cross multiply
    20,823,277.51x = 28,735,923.24 × 11,999,487.02
  4. Step 4: Simplify right side
    20,823,277.51x = 344,816,337,997,936.19
  5. Step 5: Solve for x
    x = 344,816,337,997,936.19/20,823,277.51
  6. Step 6: Final answer
    x = 16,559,177.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.