Home / 20,590,941.25-28,417,296.49-11,300,304.23

Finding the Fourth Proportional to 20,590,941.25, 28,417,296.49 and 11,300,304.23

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Solution

The fourth proportional to 20,590,941.25, 28,417,296.49 and 11,300,304.23 is: 15,595,406.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,590,941.25 : 28,417,296.49 = 11,300,304.23 : x
  2. Step 2: Convert to fraction form
    20,590,941.25/28,417,296.49 = 11,300,304.23/x
  3. Step 3: Cross multiply
    20,590,941.25x = 28,417,296.49 × 11,300,304.23
  4. Step 4: Simplify right side
    20,590,941.25x = 321,124,095,560,773.94
  5. Step 5: Solve for x
    x = 321,124,095,560,773.94/20,590,941.25
  6. Step 6: Final answer
    x = 15,595,406.33

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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.