Home / 9,084,056.80-13,609,496.40-7,391,999.20

Finding the Fourth Proportional to 9,084,056.80, 13,609,496.40 and 7,391,999.20

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Solution

The fourth proportional to 9,084,056.80, 13,609,496.40 and 7,391,999.20 is: 11,074,499.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,084,056.80 : 13,609,496.40 = 7,391,999.20 : x
  2. Step 2: Convert to fraction form
    9,084,056.80/13,609,496.40 = 7,391,999.20/x
  3. Step 3: Cross multiply
    9,084,056.80x = 13,609,496.40 × 7,391,999.20
  4. Step 4: Simplify right side
    9,084,056.80x = 100,601,386,501,202.89
  5. Step 5: Solve for x
    x = 100,601,386,501,202.89/9,084,056.80
  6. Step 6: Final answer
    x = 11,074,499.94

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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.