Home / 31,301,999.70-46,952,999.55-8,272,889.70

Finding the Fourth Proportional to 31,301,999.70, 46,952,999.55 and 8,272,889.70

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Solution

The fourth proportional to 31,301,999.70, 46,952,999.55 and 8,272,889.70 is: 12,409,334.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,301,999.70 : 46,952,999.55 = 8,272,889.70 : x
  2. Step 2: Convert to fraction form
    31,301,999.70/46,952,999.55 = 8,272,889.70/x
  3. Step 3: Cross multiply
    31,301,999.70x = 46,952,999.55 × 8,272,889.70
  4. Step 4: Simplify right side
    31,301,999.70x = 388,436,986,361,299.62
  5. Step 5: Solve for x
    x = 388,436,986,361,299.62/31,301,999.70
  6. Step 6: Final answer
    x = 12,409,334.55

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1.5x scale

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.