Home / 49,909,511.70-74,864,267.55-47,925,465.30

Finding the Fourth Proportional to 49,909,511.70, 74,864,267.55 and 47,925,465.30

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Solution

The fourth proportional to 49,909,511.70, 74,864,267.55 and 47,925,465.30 is: 71,888,197.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,909,511.70 : 74,864,267.55 = 47,925,465.30 : x
  2. Step 2: Convert to fraction form
    49,909,511.70/74,864,267.55 = 47,925,465.30/x
  3. Step 3: Cross multiply
    49,909,511.70x = 74,864,267.55 × 47,925,465.30
  4. Step 4: Simplify right side
    49,909,511.70x = 3,587,904,856,677,440.50
  5. Step 5: Solve for x
    x = 3,587,904,856,677,440.50/49,909,511.70
  6. Step 6: Final answer
    x = 71,888,197.95

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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.