Home / 20,099,318.56-30,148,994.40-4,953,251.68

Finding the Fourth Proportional to 20,099,318.56, 30,148,994.40 and 4,953,251.68

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Solution

The fourth proportional to 20,099,318.56, 30,148,994.40 and 4,953,251.68 is: 7,429,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,099,318.56 : 30,148,994.40 = 4,953,251.68 : x
  2. Step 2: Convert to fraction form
    20,099,318.56/30,148,994.40 = 4,953,251.68/x
  3. Step 3: Cross multiply
    20,099,318.56x = 30,148,994.40 × 4,953,251.68
  4. Step 4: Simplify right side
    20,099,318.56x = 149,335,557,162,110.56
  5. Step 5: Solve for x
    x = 149,335,557,162,110.56/20,099,318.56
  6. Step 6: Final answer
    x = 7,429,881.60

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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.