Home / 6,618,516.96-9,132,558.54-3,717,352.08

Finding the Fourth Proportional to 6,618,516.96, 9,132,558.54 and 3,717,352.08

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Solution

The fourth proportional to 6,618,516.96, 9,132,558.54 and 3,717,352.08 is: 5,129,387.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618,516.96 : 9,132,558.54 = 3,717,352.08 : x
  2. Step 2: Convert to fraction form
    6,618,516.96/9,132,558.54 = 3,717,352.08/x
  3. Step 3: Cross multiply
    6,618,516.96x = 9,132,558.54 × 3,717,352.08
  4. Step 4: Simplify right side
    6,618,516.96x = 33,948,935,484,390.76
  5. Step 5: Solve for x
    x = 33,948,935,484,390.76/6,618,516.96
  6. Step 6: Final answer
    x = 5,129,387.10

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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.