Home / 45,690,297.12-68,535,678.96-15,398,422.56

Finding the Fourth Proportional to 45,690,297.12, 68,535,678.96 and 15,398,422.56

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Solution

The fourth proportional to 45,690,297.12, 68,535,678.96 and 15,398,422.56 is: 23,097,712.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,690,297.12 : 68,535,678.96 = 15,398,422.56 : x
  2. Step 2: Convert to fraction form
    45,690,297.12/68,535,678.96 = 15,398,422.56/x
  3. Step 3: Cross multiply
    45,690,297.12x = 68,535,678.96 × 15,398,422.56
  4. Step 4: Simplify right side
    45,690,297.12x = 1,055,341,345,062,581.25
  5. Step 5: Solve for x
    x = 1,055,341,345,062,581.25/45,690,297.12
  6. Step 6: Final answer
    x = 23,097,712.46

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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.