Home / 54,402,415.20-81,556,383.60-32,814,100.80

Finding the Fourth Proportional to 54,402,415.20, 81,556,383.60 and 32,814,100.80

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Solution

The fourth proportional to 54,402,415.20, 81,556,383.60 and 32,814,100.80 is: 49,192,657.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,402,415.20 : 81,556,383.60 = 32,814,100.80 : x
  2. Step 2: Convert to fraction form
    54,402,415.20/81,556,383.60 = 32,814,100.80/x
  3. Step 3: Cross multiply
    54,402,415.20x = 81,556,383.60 × 32,814,100.80
  4. Step 4: Simplify right side
    54,402,415.20x = 2,676,199,392,333,866.50
  5. Step 5: Solve for x
    x = 2,676,199,392,333,866.50/54,402,415.20
  6. Step 6: Final answer
    x = 49,192,657.76

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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.