Home / 13,699,430.04-20,550,102.48-5,502,072.90

Finding the Fourth Proportional to 13,699,430.04, 20,550,102.48 and 5,502,072.90

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Solution

The fourth proportional to 13,699,430.04, 20,550,102.48 and 5,502,072.90 is: 8,253,493.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,699,430.04 : 20,550,102.48 = 5,502,072.90 : x
  2. Step 2: Convert to fraction form
    13,699,430.04/20,550,102.48 = 5,502,072.90/x
  3. Step 3: Cross multiply
    13,699,430.04x = 20,550,102.48 × 5,502,072.90
  4. Step 4: Simplify right side
    13,699,430.04x = 113,068,161,947,430.80
  5. Step 5: Solve for x
    x = 113,068,161,947,430.80/13,699,430.04
  6. Step 6: Final answer
    x = 8,253,493.88

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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.