Home / 10,353,440.20-15,512,445.60-6,562,494.40

Finding the Fourth Proportional to 10,353,440.20, 15,512,445.60 and 6,562,494.40

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Solution

The fourth proportional to 10,353,440.20, 15,512,445.60 and 6,562,494.40 is: 9,832,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353,440.20 : 15,512,445.60 = 6,562,494.40 : x
  2. Step 2: Convert to fraction form
    10,353,440.20/15,512,445.60 = 6,562,494.40/x
  3. Step 3: Cross multiply
    10,353,440.20x = 15,512,445.60 × 6,562,494.40
  4. Step 4: Simplify right side
    10,353,440.20x = 101,800,337,380,304.64
  5. Step 5: Solve for x
    x = 101,800,337,380,304.64/10,353,440.20
  6. Step 6: Final answer
    x = 9,832,513.20

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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.