Home / 6,457,134.70-8,910,906.15-3,556,536.22

Finding the Fourth Proportional to 6,457,134.70, 8,910,906.15 and 3,556,536.22

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Solution

The fourth proportional to 6,457,134.70, 8,910,906.15 and 3,556,536.22 is: 4,908,053.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457,134.70 : 8,910,906.15 = 3,556,536.22 : x
  2. Step 2: Convert to fraction form
    6,457,134.70/8,910,906.15 = 3,556,536.22/x
  3. Step 3: Cross multiply
    6,457,134.70x = 8,910,906.15 × 3,556,536.22
  4. Step 4: Simplify right side
    6,457,134.70x = 31,691,960,475,495.76
  5. Step 5: Solve for x
    x = 31,691,960,475,495.76/6,457,134.70
  6. Step 6: Final answer
    x = 4,908,053.18

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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.