Home / 6,477,654.96-9,709,979.76-2,214,907.92

Finding the Fourth Proportional to 6,477,654.96, 9,709,979.76 and 2,214,907.92

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Solution

The fourth proportional to 6,477,654.96, 9,709,979.76 and 2,214,907.92 is: 3,320,138.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477,654.96 : 9,709,979.76 = 2,214,907.92 : x
  2. Step 2: Convert to fraction form
    6,477,654.96/9,709,979.76 = 2,214,907.92/x
  3. Step 3: Cross multiply
    6,477,654.96x = 9,709,979.76 × 2,214,907.92
  4. Step 4: Simplify right side
    6,477,654.96x = 21,506,711,073,463.70
  5. Step 5: Solve for x
    x = 21,506,711,073,463.70/6,477,654.96
  6. Step 6: Final answer
    x = 3,320,138.42

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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.