Home / 5,527,620.47-7,628,146.66-3,205,889.74

Finding the Fourth Proportional to 5,527,620.47, 7,628,146.66 and 3,205,889.74

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Solution

The fourth proportional to 5,527,620.47, 7,628,146.66 and 3,205,889.74 is: 4,424,145.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527,620.47 : 7,628,146.66 = 3,205,889.74 : x
  2. Step 2: Convert to fraction form
    5,527,620.47/7,628,146.66 = 3,205,889.74/x
  3. Step 3: Cross multiply
    5,527,620.47x = 7,628,146.66 × 3,205,889.74
  4. Step 4: Simplify right side
    5,527,620.47x = 24,454,997,126,051.81
  5. Step 5: Solve for x
    x = 24,454,997,126,051.81/5,527,620.47
  6. Step 6: Final answer
    x = 4,424,145.48

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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.