Home / 5,123,636.52-7,070,425.16-2,800,509.44

Finding the Fourth Proportional to 5,123,636.52, 7,070,425.16 and 2,800,509.44

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Solution

The fourth proportional to 5,123,636.52, 7,070,425.16 and 2,800,509.44 is: 3,864,597.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,123,636.52 : 7,070,425.16 = 2,800,509.44 : x
  2. Step 2: Convert to fraction form
    5,123,636.52/7,070,425.16 = 2,800,509.44/x
  3. Step 3: Cross multiply
    5,123,636.52x = 7,070,425.16 × 2,800,509.44
  4. Step 4: Simplify right side
    5,123,636.52x = 19,800,792,415,695.55
  5. Step 5: Solve for x
    x = 19,800,792,415,695.55/5,123,636.52
  6. Step 6: Final answer
    x = 3,864,597.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.