Home / 9,295,930.55-12,828,695.66-5,166,135.72

Finding the Fourth Proportional to 9,295,930.55, 12,828,695.66 and 5,166,135.72

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Solution

The fourth proportional to 9,295,930.55, 12,828,695.66 and 5,166,135.72 is: 7,129,440.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,295,930.55 : 12,828,695.66 = 5,166,135.72 : x
  2. Step 2: Convert to fraction form
    9,295,930.55/12,828,695.66 = 5,166,135.72/x
  3. Step 3: Cross multiply
    9,295,930.55x = 12,828,695.66 × 5,166,135.72
  4. Step 4: Simplify right side
    9,295,930.55x = 66,274,782,864,304.29
  5. Step 5: Solve for x
    x = 66,274,782,864,304.29/9,295,930.55
  6. Step 6: Final answer
    x = 7,129,440.41

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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.