Home / 40,099,763.79-60,162,599.55-18,548,502.63

Finding the Fourth Proportional to 40,099,763.79, 60,162,599.55 and 18,548,502.63

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Solution

The fourth proportional to 40,099,763.79, 60,162,599.55 and 18,548,502.63 is: 27,828,745.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,099,763.79 : 60,162,599.55 = 18,548,502.63 : x
  2. Step 2: Convert to fraction form
    40,099,763.79/60,162,599.55 = 18,548,502.63/x
  3. Step 3: Cross multiply
    40,099,763.79x = 60,162,599.55 × 18,548,502.63
  4. Step 4: Simplify right side
    40,099,763.79x = 1,115,926,135,980,811.75
  5. Step 5: Solve for x
    x = 1,115,926,135,980,811.75/40,099,763.79
  6. Step 6: Final answer
    x = 27,828,745.87

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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.