Home / 31,089,114.80-46,633,672.20-9,813,978.80

Finding the Fourth Proportional to 31,089,114.80, 46,633,672.20 and 9,813,978.80

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Solution

The fourth proportional to 31,089,114.80, 46,633,672.20 and 9,813,978.80 is: 14,720,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,089,114.80 : 46,633,672.20 = 9,813,978.80 : x
  2. Step 2: Convert to fraction form
    31,089,114.80/46,633,672.20 = 9,813,978.80/x
  3. Step 3: Cross multiply
    31,089,114.80x = 46,633,672.20 × 9,813,978.80
  4. Step 4: Simplify right side
    31,089,114.80x = 457,661,870,336,949.44
  5. Step 5: Solve for x
    x = 457,661,870,336,949.44/31,089,114.80
  6. Step 6: Final answer
    x = 14,720,968.20

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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.