Home / 28,761,831.30-43,106,005.35-11,703,231.30

Finding the Fourth Proportional to 28,761,831.30, 43,106,005.35 and 11,703,231.30

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Solution

The fourth proportional to 28,761,831.30, 43,106,005.35 and 11,703,231.30 is: 17,539,896.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,761,831.30 : 43,106,005.35 = 11,703,231.30 : x
  2. Step 2: Convert to fraction form
    28,761,831.30/43,106,005.35 = 11,703,231.30/x
  3. Step 3: Cross multiply
    28,761,831.30x = 43,106,005.35 × 11,703,231.30
  4. Step 4: Simplify right side
    28,761,831.30x = 504,479,551,030,087.50
  5. Step 5: Solve for x
    x = 504,479,551,030,087.50/28,761,831.30
  6. Step 6: Final answer
    x = 17,539,896.74

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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.