Home / 32,814,968.68-45,285,569.88-18,131,581.12

Finding the Fourth Proportional to 32,814,968.68, 45,285,569.88 and 18,131,581.12

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Solution

The fourth proportional to 32,814,968.68, 45,285,569.88 and 18,131,581.12 is: 25,022,086.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,814,968.68 : 45,285,569.88 = 18,131,581.12 : x
  2. Step 2: Convert to fraction form
    32,814,968.68/45,285,569.88 = 18,131,581.12/x
  3. Step 3: Cross multiply
    32,814,968.68x = 45,285,569.88 × 18,131,581.12
  4. Step 4: Simplify right side
    32,814,968.68x = 821,098,983,844,648.75
  5. Step 5: Solve for x
    x = 821,098,983,844,648.75/32,814,968.68
  6. Step 6: Final answer
    x = 25,022,086.47

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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.