Home / 28,969,230.30-43,453,845.45-28,521,332.70

Finding the Fourth Proportional to 28,969,230.30, 43,453,845.45 and 28,521,332.70

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Solution

The fourth proportional to 28,969,230.30, 43,453,845.45 and 28,521,332.70 is: 42,781,999.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,969,230.30 : 43,453,845.45 = 28,521,332.70 : x
  2. Step 2: Convert to fraction form
    28,969,230.30/43,453,845.45 = 28,521,332.70/x
  3. Step 3: Cross multiply
    28,969,230.30x = 43,453,845.45 × 28,521,332.70
  4. Step 4: Simplify right side
    28,969,230.30x = 1,239,361,583,173,831.25
  5. Step 5: Solve for x
    x = 1,239,361,583,173,831.25/28,969,230.30
  6. Step 6: Final answer
    x = 42,781,999.05

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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.