Home / 20,806,078.80-31,148,292.60-14,834,110.80

Finding the Fourth Proportional to 20,806,078.80, 31,148,292.60 and 14,834,110.80

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Solution

The fourth proportional to 20,806,078.80, 31,148,292.60 and 14,834,110.80 is: 22,207,799.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,806,078.80 : 31,148,292.60 = 14,834,110.80 : x
  2. Step 2: Convert to fraction form
    20,806,078.80/31,148,292.60 = 14,834,110.80/x
  3. Step 3: Cross multiply
    20,806,078.80x = 31,148,292.60 × 14,834,110.80
  4. Step 4: Simplify right side
    20,806,078.80x = 462,057,223,659,220.12
  5. Step 5: Solve for x
    x = 462,057,223,659,220.12/20,806,078.80
  6. Step 6: Final answer
    x = 22,207,799.37

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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.