Home / 50,557,511.60-75,836,267.40-40,479,815.60

Finding the Fourth Proportional to 50,557,511.60, 75,836,267.40 and 40,479,815.60

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Solution

The fourth proportional to 50,557,511.60, 75,836,267.40 and 40,479,815.60 is: 60,719,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,557,511.60 : 75,836,267.40 = 40,479,815.60 : x
  2. Step 2: Convert to fraction form
    50,557,511.60/75,836,267.40 = 40,479,815.60/x
  3. Step 3: Cross multiply
    50,557,511.60x = 75,836,267.40 × 40,479,815.60
  4. Step 4: Simplify right side
    50,557,511.60x = 3,069,838,120,144,292
  5. Step 5: Solve for x
    x = 3,069,838,120,144,292/50,557,511.60
  6. Step 6: Final answer
    x = 60,719,723.40

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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.