Home / 8,274,413.60-12,411,620.40-2,209,133.60

Finding the Fourth Proportional to 8,274,413.60, 12,411,620.40 and 2,209,133.60

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Solution

The fourth proportional to 8,274,413.60, 12,411,620.40 and 2,209,133.60 is: 3,313,700.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274,413.60 : 12,411,620.40 = 2,209,133.60 : x
  2. Step 2: Convert to fraction form
    8,274,413.60/12,411,620.40 = 2,209,133.60/x
  3. Step 3: Cross multiply
    8,274,413.60x = 12,411,620.40 × 2,209,133.60
  4. Step 4: Simplify right side
    8,274,413.60x = 27,418,927,656,085.44
  5. Step 5: Solve for x
    x = 27,418,927,656,085.44/8,274,413.60
  6. Step 6: Final answer
    x = 3,313,700.40

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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.