Home / 20,227,802.77-30,335,379.67-6,761,481.49

Finding the Fourth Proportional to 20,227,802.77, 30,335,379.67 and 6,761,481.49

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Solution

The fourth proportional to 20,227,802.77, 30,335,379.67 and 6,761,481.49 is: 10,140,108.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,227,802.77 : 30,335,379.67 = 6,761,481.49 : x
  2. Step 2: Convert to fraction form
    20,227,802.77/30,335,379.67 = 6,761,481.49/x
  3. Step 3: Cross multiply
    20,227,802.77x = 30,335,379.67 × 6,761,481.49
  4. Step 4: Simplify right side
    20,227,802.77x = 205,112,108,130,827.31
  5. Step 5: Solve for x
    x = 205,112,108,130,827.31/20,227,802.77
  6. Step 6: Final answer
    x = 10,140,108.17

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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.