Home / 7,100,628.80-10,650,943.20-3,314,494.40

Finding the Fourth Proportional to 7,100,628.80, 10,650,943.20 and 3,314,494.40

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Solution

The fourth proportional to 7,100,628.80, 10,650,943.20 and 3,314,494.40 is: 4,971,741.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100,628.80 : 10,650,943.20 = 3,314,494.40 : x
  2. Step 2: Convert to fraction form
    7,100,628.80/10,650,943.20 = 3,314,494.40/x
  3. Step 3: Cross multiply
    7,100,628.80x = 10,650,943.20 × 3,314,494.40
  4. Step 4: Simplify right side
    7,100,628.80x = 35,302,491,591,118.08
  5. Step 5: Solve for x
    x = 35,302,491,591,118.08/7,100,628.80
  6. Step 6: Final answer
    x = 4,971,741.60

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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.