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Finding the Fourth Proportional to 9,813,633.60, 14,720,450.40 and 9,372,734.40

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Solution

The fourth proportional to 9,813,633.60, 14,720,450.40 and 9,372,734.40 is: 14,059,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,813,633.60 : 14,720,450.40 = 9,372,734.40 : x
  2. Step 2: Convert to fraction form
    9,813,633.60/14,720,450.40 = 9,372,734.40/x
  3. Step 3: Cross multiply
    9,813,633.60x = 14,720,450.40 × 9,372,734.40
  4. Step 4: Simplify right side
    9,813,633.60x = 137,970,871,847,573.77
  5. Step 5: Solve for x
    x = 137,970,871,847,573.77/9,813,633.60
  6. Step 6: Final answer
    x = 14,059,101.60

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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.