Home / 11,847,609.32-16,344,831.98-7,200,645.75

Finding the Fourth Proportional to 11,847,609.32, 16,344,831.98 and 7,200,645.75

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Solution

The fourth proportional to 11,847,609.32, 16,344,831.98 and 7,200,645.75 is: 9,933,931.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847,609.32 : 16,344,831.98 = 7,200,645.75 : x
  2. Step 2: Convert to fraction form
    11,847,609.32/16,344,831.98 = 7,200,645.75/x
  3. Step 3: Cross multiply
    11,847,609.32x = 16,344,831.98 × 7,200,645.75
  4. Step 4: Simplify right side
    11,847,609.32x = 117,693,344,895,247.86
  5. Step 5: Solve for x
    x = 117,693,344,895,247.86/11,847,609.32
  6. Step 6: Final answer
    x = 9,933,931.96

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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.