Home / 39,697,721.43-59,501,950.07-20,212,252.89

Finding the Fourth Proportional to 39,697,721.43, 59,501,950.07 and 20,212,252.89

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Solution

The fourth proportional to 39,697,721.43, 59,501,950.07 and 20,212,252.89 is: 30,295,654.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,697,721.43 : 59,501,950.07 = 20,212,252.89 : x
  2. Step 2: Convert to fraction form
    39,697,721.43/59,501,950.07 = 20,212,252.89/x
  3. Step 3: Cross multiply
    39,697,721.43x = 59,501,950.07 × 20,212,252.89
  4. Step 4: Simplify right side
    39,697,721.43x = 1,202,668,462,161,932
  5. Step 5: Solve for x
    x = 1,202,668,462,161,932/39,697,721.43
  6. Step 6: Final answer
    x = 30,295,654.73

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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.