Home / 14,173,043.20-21,259,564.80-13,799,795.20

Finding the Fourth Proportional to 14,173,043.20, 21,259,564.80 and 13,799,795.20

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Solution

The fourth proportional to 14,173,043.20, 21,259,564.80 and 13,799,795.20 is: 20,699,692.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173,043.20 : 21,259,564.80 = 13,799,795.20 : x
  2. Step 2: Convert to fraction form
    14,173,043.20/21,259,564.80 = 13,799,795.20/x
  3. Step 3: Cross multiply
    14,173,043.20x = 21,259,564.80 × 13,799,795.20
  4. Step 4: Simplify right side
    14,173,043.20x = 293,377,640,281,128.94
  5. Step 5: Solve for x
    x = 293,377,640,281,128.94/14,173,043.20
  6. Step 6: Final answer
    x = 20,699,692.80

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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.