Home / 50,688,035.70-76,032,053.55-18,787,773.30

Finding the Fourth Proportional to 50,688,035.70, 76,032,053.55 and 18,787,773.30

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Solution

The fourth proportional to 50,688,035.70, 76,032,053.55 and 18,787,773.30 is: 28,181,659.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,688,035.70 : 76,032,053.55 = 18,787,773.30 : x
  2. Step 2: Convert to fraction form
    50,688,035.70/76,032,053.55 = 18,787,773.30/x
  3. Step 3: Cross multiply
    50,688,035.70x = 76,032,053.55 × 18,787,773.30
  4. Step 4: Simplify right side
    50,688,035.70x = 1,428,472,985,630,860.25
  5. Step 5: Solve for x
    x = 1,428,472,985,630,860.25/50,688,035.70
  6. Step 6: Final answer
    x = 28,181,659.95

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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.