Home / 5,638,265.39-8,456,043.17-2,602,715.54

Finding the Fourth Proportional to 5,638,265.39, 8,456,043.17 and 2,602,715.54

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Solution

The fourth proportional to 5,638,265.39, 8,456,043.17 and 2,602,715.54 is: 3,903,447.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,265.39 : 8,456,043.17 = 2,602,715.54 : x
  2. Step 2: Convert to fraction form
    5,638,265.39/8,456,043.17 = 2,602,715.54/x
  3. Step 3: Cross multiply
    5,638,265.39x = 8,456,043.17 × 2,602,715.54
  4. Step 4: Simplify right side
    5,638,265.39x = 22,008,674,969,941.54
  5. Step 5: Solve for x
    x = 22,008,674,969,941.54/5,638,265.39
  6. Step 6: Final answer
    x = 3,903,447.86

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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.