Home / 7,147,933.67-9,864,224.65-3,884,748.57

Finding the Fourth Proportional to 7,147,933.67, 9,864,224.65 and 3,884,748.57

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Solution

The fourth proportional to 7,147,933.67, 9,864,224.65 and 3,884,748.57 is: 5,360,994.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,147,933.67 : 9,864,224.65 = 3,884,748.57 : x
  2. Step 2: Convert to fraction form
    7,147,933.67/9,864,224.65 = 3,884,748.57/x
  3. Step 3: Cross multiply
    7,147,933.67x = 9,864,224.65 × 3,884,748.57
  4. Step 4: Simplify right side
    7,147,933.67x = 38,320,032,603,246.25
  5. Step 5: Solve for x
    x = 38,320,032,603,246.25/7,147,933.67
  6. Step 6: Final answer
    x = 5,360,994.43

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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.