Home / 11,631,020.80-16,051,281.60-6,474,054.40

Finding the Fourth Proportional to 11,631,020.80, 16,051,281.60 and 6,474,054.40

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Solution

The fourth proportional to 11,631,020.80, 16,051,281.60 and 6,474,054.40 is: 8,934,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631,020.80 : 16,051,281.60 = 6,474,054.40 : x
  2. Step 2: Convert to fraction form
    11,631,020.80/16,051,281.60 = 6,474,054.40/x
  3. Step 3: Cross multiply
    11,631,020.80x = 16,051,281.60 × 6,474,054.40
  4. Step 4: Simplify right side
    11,631,020.80x = 103,916,870,268,119.05
  5. Step 5: Solve for x
    x = 103,916,870,268,119.05/11,631,020.80
  6. Step 6: Final answer
    x = 8,934,458.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.