Home / 9,072,275.40-13,608,413.10-8,379,433.80

Finding the Fourth Proportional to 9,072,275.40, 13,608,413.10 and 8,379,433.80

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Solution

The fourth proportional to 9,072,275.40, 13,608,413.10 and 8,379,433.80 is: 12,569,150.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,275.40 : 13,608,413.10 = 8,379,433.80 : x
  2. Step 2: Convert to fraction form
    9,072,275.40/13,608,413.10 = 8,379,433.80/x
  3. Step 3: Cross multiply
    9,072,275.40x = 13,608,413.10 × 8,379,433.80
  4. Step 4: Simplify right side
    9,072,275.40x = 114,030,796,694,502.78
  5. Step 5: Solve for x
    x = 114,030,796,694,502.78/9,072,275.40
  6. Step 6: Final answer
    x = 12,569,150.70

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Double scale
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Similar ratio
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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.