Home / 9,776,985.28-13,493,861.28-5,702,604.16

Finding the Fourth Proportional to 9,776,985.28, 13,493,861.28 and 5,702,604.16

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Solution

The fourth proportional to 9,776,985.28, 13,493,861.28 and 5,702,604.16 is: 7,870,539.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,776,985.28 : 13,493,861.28 = 5,702,604.16 : x
  2. Step 2: Convert to fraction form
    9,776,985.28/13,493,861.28 = 5,702,604.16/x
  3. Step 3: Cross multiply
    9,776,985.28x = 13,493,861.28 × 5,702,604.16
  4. Step 4: Simplify right side
    9,776,985.28x = 76,950,149,469,790.92
  5. Step 5: Solve for x
    x = 76,950,149,469,790.92/9,776,985.28
  6. Step 6: Final answer
    x = 7,870,539.56

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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.