Home / 19,489,965.60-29,152,004.40-17,482,720.80

Finding the Fourth Proportional to 19,489,965.60, 29,152,004.40 and 17,482,720.80

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Solution

The fourth proportional to 19,489,965.60, 29,152,004.40 and 17,482,720.80 is: 26,149,679.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,489,965.60 : 29,152,004.40 = 17,482,720.80 : x
  2. Step 2: Convert to fraction form
    19,489,965.60/29,152,004.40 = 17,482,720.80/x
  3. Step 3: Cross multiply
    19,489,965.60x = 29,152,004.40 × 17,482,720.80
  4. Step 4: Simplify right side
    19,489,965.60x = 509,656,353,685,571.50
  5. Step 5: Solve for x
    x = 509,656,353,685,571.50/19,489,965.60
  6. Step 6: Final answer
    x = 26,149,679.49

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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.