Home / 53,905,712.40-80,869,066.20-15,568,477.20

Finding the Fourth Proportional to 53,905,712.40, 80,869,066.20 and 15,568,477.20

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Solution

The fourth proportional to 53,905,712.40, 80,869,066.20 and 15,568,477.20 is: 23,355,747.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,905,712.40 : 80,869,066.20 = 15,568,477.20 : x
  2. Step 2: Convert to fraction form
    53,905,712.40/80,869,066.20 = 15,568,477.20/x
  3. Step 3: Cross multiply
    53,905,712.40x = 80,869,066.20 × 15,568,477.20
  4. Step 4: Simplify right side
    53,905,712.40x = 1,259,008,213,319,990.75
  5. Step 5: Solve for x
    x = 1,259,008,213,319,990.75/53,905,712.40
  6. Step 6: Final answer
    x = 23,355,747.61

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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.