Home / 21,769,403.72-32,658,829.38-6,622,941.56

Finding the Fourth Proportional to 21,769,403.72, 32,658,829.38 and 6,622,941.56

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Solution

The fourth proportional to 21,769,403.72, 32,658,829.38 and 6,622,941.56 is: 9,935,849.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,769,403.72 : 32,658,829.38 = 6,622,941.56 : x
  2. Step 2: Convert to fraction form
    21,769,403.72/32,658,829.38 = 6,622,941.56/x
  3. Step 3: Cross multiply
    21,769,403.72x = 32,658,829.38 × 6,622,941.56
  4. Step 4: Simplify right side
    21,769,403.72x = 216,297,518,401,751
  5. Step 5: Solve for x
    x = 216,297,518,401,751/21,769,403.72
  6. Step 6: Final answer
    x = 9,935,849.47

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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.