Home / 29,135,999.20-43,703,998.80-15,699,071.20

Finding the Fourth Proportional to 29,135,999.20, 43,703,998.80 and 15,699,071.20

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Solution

The fourth proportional to 29,135,999.20, 43,703,998.80 and 15,699,071.20 is: 23,548,606.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,135,999.20 : 43,703,998.80 = 15,699,071.20 : x
  2. Step 2: Convert to fraction form
    29,135,999.20/43,703,998.80 = 15,699,071.20/x
  3. Step 3: Cross multiply
    29,135,999.20x = 43,703,998.80 × 15,699,071.20
  4. Step 4: Simplify right side
    29,135,999.20x = 686,112,188,885,914.50
  5. Step 5: Solve for x
    x = 686,112,188,885,914.50/29,135,999.20
  6. Step 6: Final answer
    x = 23,548,606.80

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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.