Home / 31,401,306.09-47,104,912.60-9,243,463.31

Finding the Fourth Proportional to 31,401,306.09, 47,104,912.60 and 9,243,463.31

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Solution

The fourth proportional to 31,401,306.09, 47,104,912.60 and 9,243,463.31 is: 13,866,064.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,401,306.09 : 47,104,912.60 = 9,243,463.31 : x
  2. Step 2: Convert to fraction form
    31,401,306.09/47,104,912.60 = 9,243,463.31/x
  3. Step 3: Cross multiply
    31,401,306.09x = 47,104,912.60 × 9,243,463.31
  4. Step 4: Simplify right side
    31,401,306.09x = 435,412,531,485,842.50
  5. Step 5: Solve for x
    x = 435,412,531,485,842.50/31,401,306.09
  6. Step 6: Final answer
    x = 13,866,064.37

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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.