Home / 7,272,956-10,909,488.64-3,228,356.56

Finding the Fourth Proportional to 7,272,956, 10,909,488.64 and 3,228,356.56

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Solution

The fourth proportional to 7,272,956, 10,909,488.64 and 3,228,356.56 is: 4,842,559.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272,956 : 10,909,488.64 = 3,228,356.56 : x
  2. Step 2: Convert to fraction form
    7,272,956/10,909,488.64 = 3,228,356.56/x
  3. Step 3: Cross multiply
    7,272,956x = 10,909,488.64 × 3,228,356.56
  4. Step 4: Simplify right side
    7,272,956x = 35,219,719,217,189.48
  5. Step 5: Solve for x
    x = 35,219,719,217,189.48/7,272,956
  6. Step 6: Final answer
    x = 4,842,559.09

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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.