Home / 29,214,847.80-40,309,246.62-18,889,146

Finding the Fourth Proportional to 29,214,847.80, 40,309,246.62 and 18,889,146

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Solution

The fourth proportional to 29,214,847.80, 40,309,246.62 and 18,889,146 is: 26,062,338.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,214,847.80 : 40,309,246.62 = 18,889,146 : x
  2. Step 2: Convert to fraction form
    29,214,847.80/40,309,246.62 = 18,889,146/x
  3. Step 3: Cross multiply
    29,214,847.80x = 40,309,246.62 × 18,889,146
  4. Step 4: Simplify right side
    29,214,847.80x = 761,407,244,555,186.50
  5. Step 5: Solve for x
    x = 761,407,244,555,186.50/29,214,847.80
  6. Step 6: Final answer
    x = 26,062,338.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.