Home / 10,850,532.08-14,986,161.74-7,145,923.55

Finding the Fourth Proportional to 10,850,532.08, 14,986,161.74 and 7,145,923.55

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Solution

The fourth proportional to 10,850,532.08, 14,986,161.74 and 7,145,923.55 is: 9,869,558.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,850,532.08 : 14,986,161.74 = 7,145,923.55 : x
  2. Step 2: Convert to fraction form
    10,850,532.08/14,986,161.74 = 7,145,923.55/x
  3. Step 3: Cross multiply
    10,850,532.08x = 14,986,161.74 × 7,145,923.55
  4. Step 4: Simplify right side
    10,850,532.08x = 107,089,966,101,974.97
  5. Step 5: Solve for x
    x = 107,089,966,101,974.97/10,850,532.08
  6. Step 6: Final answer
    x = 9,869,558.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.