Home / 9,760,080.77-13,468,912.74-5,409,447.96

Finding the Fourth Proportional to 9,760,080.77, 13,468,912.74 and 5,409,447.96

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Solution

The fourth proportional to 9,760,080.77, 13,468,912.74 and 5,409,447.96 is: 7,465,038.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,760,080.77 : 13,468,912.74 = 5,409,447.96 : x
  2. Step 2: Convert to fraction form
    9,760,080.77/13,468,912.74 = 5,409,447.96/x
  3. Step 3: Cross multiply
    9,760,080.77x = 13,468,912.74 × 5,409,447.96
  4. Step 4: Simplify right side
    9,760,080.77x = 72,859,382,544,811.02
  5. Step 5: Solve for x
    x = 72,859,382,544,811.02/9,760,080.77
  6. Step 6: Final answer
    x = 7,465,038.89

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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.