Home / 6,403,905-8,837,458.68-3,503,233.59

Finding the Fourth Proportional to 6,403,905, 8,837,458.68 and 3,503,233.59

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Solution

The fourth proportional to 6,403,905, 8,837,458.68 and 3,503,233.59 is: 4,834,500.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403,905 : 8,837,458.68 = 3,503,233.59 : x
  2. Step 2: Convert to fraction form
    6,403,905/8,837,458.68 = 3,503,233.59/x
  3. Step 3: Cross multiply
    6,403,905x = 8,837,458.68 × 3,503,233.59
  4. Step 4: Simplify right side
    6,403,905x = 30,959,682,098,013.06
  5. Step 5: Solve for x
    x = 30,959,682,098,013.06/6,403,905
  6. Step 6: Final answer
    x = 4,834,500.53

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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.