Home / 14,374,133.80-21,561,200.70-13,198,402.60

Finding the Fourth Proportional to 14,374,133.80, 21,561,200.70 and 13,198,402.60

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Solution

The fourth proportional to 14,374,133.80, 21,561,200.70 and 13,198,402.60 is: 19,797,603.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,374,133.80 : 21,561,200.70 = 13,198,402.60 : x
  2. Step 2: Convert to fraction form
    14,374,133.80/21,561,200.70 = 13,198,402.60/x
  3. Step 3: Cross multiply
    14,374,133.80x = 21,561,200.70 × 13,198,402.60
  4. Step 4: Simplify right side
    14,374,133.80x = 284,573,407,378,001.81
  5. Step 5: Solve for x
    x = 284,573,407,378,001.81/14,374,133.80
  6. Step 6: Final answer
    x = 19,797,603.90

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1.5x scale

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.