Home / 12,096,275.80-18,144,413.70-3,120,827.80

Finding the Fourth Proportional to 12,096,275.80, 18,144,413.70 and 3,120,827.80

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Solution

The fourth proportional to 12,096,275.80, 18,144,413.70 and 3,120,827.80 is: 4,681,241.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,275.80 : 18,144,413.70 = 3,120,827.80 : x
  2. Step 2: Convert to fraction form
    12,096,275.80/18,144,413.70 = 3,120,827.80/x
  3. Step 3: Cross multiply
    12,096,275.80x = 18,144,413.70 × 3,120,827.80
  4. Step 4: Simplify right side
    12,096,275.80x = 56,625,590,689,660.85
  5. Step 5: Solve for x
    x = 56,625,590,689,660.85/12,096,275.80
  6. Step 6: Final answer
    x = 4,681,241.70

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Double scale
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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.