Home / 8,545,609.30-12,818,413.95-8,247,010.90

Finding the Fourth Proportional to 8,545,609.30, 12,818,413.95 and 8,247,010.90

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Solution

The fourth proportional to 8,545,609.30, 12,818,413.95 and 8,247,010.90 is: 12,370,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545,609.30 : 12,818,413.95 = 8,247,010.90 : x
  2. Step 2: Convert to fraction form
    8,545,609.30/12,818,413.95 = 8,247,010.90/x
  3. Step 3: Cross multiply
    8,545,609.30x = 12,818,413.95 × 8,247,010.90
  4. Step 4: Simplify right side
    8,545,609.30x = 105,713,599,566,362.05
  5. Step 5: Solve for x
    x = 105,713,599,566,362.05/8,545,609.30
  6. Step 6: Final answer
    x = 12,370,516.35

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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.