Home / 7,070,090.39-10,609,785.68-3,877,458.56

Finding the Fourth Proportional to 7,070,090.39, 10,609,785.68 and 3,877,458.56

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Solution

The fourth proportional to 7,070,090.39, 10,609,785.68 and 3,877,458.56 is: 5,818,738.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070,090.39 : 10,609,785.68 = 3,877,458.56 : x
  2. Step 2: Convert to fraction form
    7,070,090.39/10,609,785.68 = 3,877,458.56/x
  3. Step 3: Cross multiply
    7,070,090.39x = 10,609,785.68 × 3,877,458.56
  4. Step 4: Simplify right side
    7,070,090.39x = 41,139,004,232,245.20
  5. Step 5: Solve for x
    x = 41,139,004,232,245.20/7,070,090.39
  6. Step 6: Final answer
    x = 5,818,738.09

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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.