Home / 6,381,474.80-9,572,212.20-4,258,108.40

Finding the Fourth Proportional to 6,381,474.80, 9,572,212.20 and 4,258,108.40

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Solution

The fourth proportional to 6,381,474.80, 9,572,212.20 and 4,258,108.40 is: 6,387,162.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381,474.80 : 9,572,212.20 = 4,258,108.40 : x
  2. Step 2: Convert to fraction form
    6,381,474.80/9,572,212.20 = 4,258,108.40/x
  3. Step 3: Cross multiply
    6,381,474.80x = 9,572,212.20 × 4,258,108.40
  4. Step 4: Simplify right side
    6,381,474.80x = 40,759,517,175,402.48
  5. Step 5: Solve for x
    x = 40,759,517,175,402.48/6,381,474.80
  6. Step 6: Final answer
    x = 6,387,162.60

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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.