Home / 7,008,828.39-10,513,195.20-3,771,889.38

Finding the Fourth Proportional to 7,008,828.39, 10,513,195.20 and 3,771,889.38

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Solution

The fourth proportional to 7,008,828.39, 10,513,195.20 and 3,771,889.38 is: 5,657,808.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008,828.39 : 10,513,195.20 = 3,771,889.38 : x
  2. Step 2: Convert to fraction form
    7,008,828.39/10,513,195.20 = 3,771,889.38/x
  3. Step 3: Cross multiply
    7,008,828.39x = 10,513,195.20 × 3,771,889.38
  4. Step 4: Simplify right side
    7,008,828.39x = 39,654,609,324,746.97
  5. Step 5: Solve for x
    x = 39,654,609,324,746.97/7,008,828.39
  6. Step 6: Final answer
    x = 5,657,808.57

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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.