Home / 20,169,042.90-30,245,210.90-6,331,377.89

Finding the Fourth Proportional to 20,169,042.90, 30,245,210.90 and 6,331,377.89

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Solution

The fourth proportional to 20,169,042.90, 30,245,210.90 and 6,331,377.89 is: 9,494,444.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,169,042.90 : 30,245,210.90 = 6,331,377.89 : x
  2. Step 2: Convert to fraction form
    20,169,042.90/30,245,210.90 = 6,331,377.89/x
  3. Step 3: Cross multiply
    20,169,042.90x = 30,245,210.90 × 6,331,377.89
  4. Step 4: Simplify right side
    20,169,042.90x = 191,493,859,638,345.81
  5. Step 5: Solve for x
    x = 191,493,859,638,345.81/20,169,042.90
  6. Step 6: Final answer
    x = 9,494,444.56

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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.