Home / 34,455,778.40-47,546,831.76-18,984,997.28

Finding the Fourth Proportional to 34,455,778.40, 47,546,831.76 and 18,984,997.28

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Solution

The fourth proportional to 34,455,778.40, 47,546,831.76 and 18,984,997.28 is: 26,198,115.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,455,778.40 : 47,546,831.76 = 18,984,997.28 : x
  2. Step 2: Convert to fraction form
    34,455,778.40/47,546,831.76 = 18,984,997.28/x
  3. Step 3: Cross multiply
    34,455,778.40x = 47,546,831.76 × 18,984,997.28
  4. Step 4: Simplify right side
    34,455,778.40x = 902,676,471,636,217.62
  5. Step 5: Solve for x
    x = 902,676,471,636,217.62/34,455,778.40
  6. Step 6: Final answer
    x = 26,198,115.77

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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.