Home / 8,674,953.60-13,012,430.40-8,264,380.80

Finding the Fourth Proportional to 8,674,953.60, 13,012,430.40 and 8,264,380.80

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Solution

The fourth proportional to 8,674,953.60, 13,012,430.40 and 8,264,380.80 is: 12,396,571.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674,953.60 : 13,012,430.40 = 8,264,380.80 : x
  2. Step 2: Convert to fraction form
    8,674,953.60/13,012,430.40 = 8,264,380.80/x
  3. Step 3: Cross multiply
    8,674,953.60x = 13,012,430.40 × 8,264,380.80
  4. Step 4: Simplify right side
    8,674,953.60x = 107,539,679,959,096.33
  5. Step 5: Solve for x
    x = 107,539,679,959,096.33/8,674,953.60
  6. Step 6: Final answer
    x = 12,396,571.20

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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.