Home / 12,807,797.27-17,674,899.75-7,006,454.46

Finding the Fourth Proportional to 12,807,797.27, 17,674,899.75 and 7,006,454.46

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Solution

The fourth proportional to 12,807,797.27, 17,674,899.75 and 7,006,454.46 is: 9,668,983.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,807,797.27 : 17,674,899.75 = 7,006,454.46 : x
  2. Step 2: Convert to fraction form
    12,807,797.27/17,674,899.75 = 7,006,454.46/x
  3. Step 3: Cross multiply
    12,807,797.27x = 17,674,899.75 × 7,006,454.46
  4. Step 4: Simplify right side
    12,807,797.27x = 123,838,380,183,440.39
  5. Step 5: Solve for x
    x = 123,838,380,183,440.39/12,807,797.27
  6. Step 6: Final answer
    x = 9,668,983.48

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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.