Home / 7,619,021.12-11,427,831.83-2,570,375.36

Finding the Fourth Proportional to 7,619,021.12, 11,427,831.83 and 2,570,375.36

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Solution

The fourth proportional to 7,619,021.12, 11,427,831.83 and 2,570,375.36 is: 3,855,326.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619,021.12 : 11,427,831.83 = 2,570,375.36 : x
  2. Step 2: Convert to fraction form
    7,619,021.12/11,427,831.83 = 2,570,375.36/x
  3. Step 3: Cross multiply
    7,619,021.12x = 11,427,831.83 × 2,570,375.36
  4. Step 4: Simplify right side
    7,619,021.12x = 29,373,817,354,055.71
  5. Step 5: Solve for x
    x = 29,373,817,354,055.71/7,619,021.12
  6. Step 6: Final answer
    x = 3,855,326.94

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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.