Home / 6,378,436.96-9,572,138.64-5,768,608.24

Finding the Fourth Proportional to 6,378,436.96, 9,572,138.64 and 5,768,608.24

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Solution

The fourth proportional to 6,378,436.96, 9,572,138.64 and 5,768,608.24 is: 8,656,966.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378,436.96 : 9,572,138.64 = 5,768,608.24 : x
  2. Step 2: Convert to fraction form
    6,378,436.96/9,572,138.64 = 5,768,608.24/x
  3. Step 3: Cross multiply
    6,378,436.96x = 9,572,138.64 × 5,768,608.24
  4. Step 4: Simplify right side
    6,378,436.96x = 55,217,917,833,126.40
  5. Step 5: Solve for x
    x = 55,217,917,833,126.40/6,378,436.96
  6. Step 6: Final answer
    x = 8,656,966.93

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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.