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Finding the Fourth Proportional to 7,206,602.16, 9,944,813.97 and 4,307,591.37

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Solution

The fourth proportional to 7,206,602.16, 9,944,813.97 and 4,307,591.37 is: 5,944,298.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206,602.16 : 9,944,813.97 = 4,307,591.37 : x
  2. Step 2: Convert to fraction form
    7,206,602.16/9,944,813.97 = 4,307,591.37/x
  3. Step 3: Cross multiply
    7,206,602.16x = 9,944,813.97 × 4,307,591.37
  4. Step 4: Simplify right side
    7,206,602.16x = 42,838,194,833,427.45
  5. Step 5: Solve for x
    x = 42,838,194,833,427.45/7,206,602.16
  6. Step 6: Final answer
    x = 5,944,298.56

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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.