Home / 9,703,993.60-14,546,659.20-7,543,820.80

Finding the Fourth Proportional to 9,703,993.60, 14,546,659.20 and 7,543,820.80

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Solution

The fourth proportional to 9,703,993.60, 14,546,659.20 and 7,543,820.80 is: 11,308,477.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,703,993.60 : 14,546,659.20 = 7,543,820.80 : x
  2. Step 2: Convert to fraction form
    9,703,993.60/14,546,659.20 = 7,543,820.80/x
  3. Step 3: Cross multiply
    9,703,993.60x = 14,546,659.20 × 7,543,820.80
  4. Step 4: Simplify right side
    9,703,993.60x = 109,737,390,243,471.36
  5. Step 5: Solve for x
    x = 109,737,390,243,471.36/9,703,993.60
  6. Step 6: Final answer
    x = 11,308,477.19

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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.