Home / 7,355,516.40-11,028,025.80-3,308,691.60

Finding the Fourth Proportional to 7,355,516.40, 11,028,025.80 and 3,308,691.60

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Solution

The fourth proportional to 7,355,516.40, 11,028,025.80 and 3,308,691.60 is: 4,960,676.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355,516.40 : 11,028,025.80 = 3,308,691.60 : x
  2. Step 2: Convert to fraction form
    7,355,516.40/11,028,025.80 = 3,308,691.60/x
  3. Step 3: Cross multiply
    7,355,516.40x = 11,028,025.80 × 3,308,691.60
  4. Step 4: Simplify right side
    7,355,516.40x = 36,488,336,329,043.28
  5. Step 5: Solve for x
    x = 36,488,336,329,043.28/7,355,516.40
  6. Step 6: Final answer
    x = 4,960,676.36

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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.