Home / 43,116,048.48-64,694,270.87-18,851,856.96

Finding the Fourth Proportional to 43,116,048.48, 64,694,270.87 and 18,851,856.96

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Solution

The fourth proportional to 43,116,048.48, 64,694,270.87 and 18,851,856.96 is: 28,286,616.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,116,048.48 : 64,694,270.87 = 18,851,856.96 : x
  2. Step 2: Convert to fraction form
    43,116,048.48/64,694,270.87 = 18,851,856.96/x
  3. Step 3: Cross multiply
    43,116,048.48x = 64,694,270.87 × 18,851,856.96
  4. Step 4: Simplify right side
    43,116,048.48x = 1,219,607,140,296,393
  5. Step 5: Solve for x
    x = 1,219,607,140,296,393/43,116,048.48
  6. Step 6: Final answer
    x = 28,286,616.78

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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.