Home / 7,499,946.45-11,250,584.22-2,108,643.81

Finding the Fourth Proportional to 7,499,946.45, 11,250,584.22 and 2,108,643.81

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Solution

The fourth proportional to 7,499,946.45, 11,250,584.22 and 2,108,643.81 is: 3,163,152.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499,946.45 : 11,250,584.22 = 2,108,643.81 : x
  2. Step 2: Convert to fraction form
    7,499,946.45/11,250,584.22 = 2,108,643.81/x
  3. Step 3: Cross multiply
    7,499,946.45x = 11,250,584.22 × 2,108,643.81
  4. Step 4: Simplify right side
    7,499,946.45x = 23,723,474,774,386.68
  5. Step 5: Solve for x
    x = 23,723,474,774,386.68/7,499,946.45
  6. Step 6: Final answer
    x = 3,163,152.55

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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.