Home / 45,690,289.37-68,535,667.34-15,398,414.81

Finding the Fourth Proportional to 45,690,289.37, 68,535,667.34 and 15,398,414.81

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Solution

The fourth proportional to 45,690,289.37, 68,535,667.34 and 15,398,414.81 is: 23,097,700.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,690,289.37 : 68,535,667.34 = 15,398,414.81 : x
  2. Step 2: Convert to fraction form
    45,690,289.37/68,535,667.34 = 15,398,414.81/x
  3. Step 3: Cross multiply
    45,690,289.37x = 68,535,667.34 × 15,398,414.81
  4. Step 4: Simplify right side
    45,690,289.37x = 1,055,340,634,904,497.12
  5. Step 5: Solve for x
    x = 1,055,340,634,904,497.12/45,690,289.37
  6. Step 6: Final answer
    x = 23,097,700.83

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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.