Home / 34,159,192.74-47,135,030.49-20,405,237.22

Finding the Fourth Proportional to 34,159,192.74, 47,135,030.49 and 20,405,237.22

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Solution

The fourth proportional to 34,159,192.74, 47,135,030.49 and 20,405,237.22 is: 28,156,446.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,159,192.74 : 47,135,030.49 = 20,405,237.22 : x
  2. Step 2: Convert to fraction form
    34,159,192.74/47,135,030.49 = 20,405,237.22/x
  3. Step 3: Cross multiply
    34,159,192.74x = 47,135,030.49 × 20,405,237.22
  4. Step 4: Simplify right side
    34,159,192.74x = 961,801,478,520,382.88
  5. Step 5: Solve for x
    x = 961,801,478,520,382.88/34,159,192.74
  6. Step 6: Final answer
    x = 28,156,446.37

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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.