Home / 7,407,340.60-11,111,010.90-6,604,274.20

Finding the Fourth Proportional to 7,407,340.60, 11,111,010.90 and 6,604,274.20

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Solution

The fourth proportional to 7,407,340.60, 11,111,010.90 and 6,604,274.20 is: 9,906,411.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407,340.60 : 11,111,010.90 = 6,604,274.20 : x
  2. Step 2: Convert to fraction form
    7,407,340.60/11,111,010.90 = 6,604,274.20/x
  3. Step 3: Cross multiply
    7,407,340.60x = 11,111,010.90 × 6,604,274.20
  4. Step 4: Simplify right side
    7,407,340.60x = 73,380,162,622,788.78
  5. Step 5: Solve for x
    x = 73,380,162,622,788.78/7,407,340.60
  6. Step 6: Final answer
    x = 9,906,411.30

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Similar ratio
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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.