Home / 11,072,211.80-16,608,317.70-9,280,621.40

Finding the Fourth Proportional to 11,072,211.80, 16,608,317.70 and 9,280,621.40

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Solution

The fourth proportional to 11,072,211.80, 16,608,317.70 and 9,280,621.40 is: 13,920,932.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072,211.80 : 16,608,317.70 = 9,280,621.40 : x
  2. Step 2: Convert to fraction form
    11,072,211.80/16,608,317.70 = 9,280,621.40/x
  3. Step 3: Cross multiply
    11,072,211.80x = 16,608,317.70 × 9,280,621.40
  4. Step 4: Simplify right side
    11,072,211.80x = 154,135,508,664,618.78
  5. Step 5: Solve for x
    x = 154,135,508,664,618.78/11,072,211.80
  6. Step 6: Final answer
    x = 13,920,932.10

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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.