Home / 53,899,219.40-80,848,829.10-21,556,113.80

Finding the Fourth Proportional to 53,899,219.40, 80,848,829.10 and 21,556,113.80

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Solution

The fourth proportional to 53,899,219.40, 80,848,829.10 and 21,556,113.80 is: 32,334,170.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,899,219.40 : 80,848,829.10 = 21,556,113.80 : x
  2. Step 2: Convert to fraction form
    53,899,219.40/80,848,829.10 = 21,556,113.80/x
  3. Step 3: Cross multiply
    53,899,219.40x = 80,848,829.10 × 21,556,113.80
  4. Step 4: Simplify right side
    53,899,219.40x = 1,742,786,560,676,351.50
  5. Step 5: Solve for x
    x = 1,742,786,560,676,351.50/53,899,219.40
  6. Step 6: Final answer
    x = 32,334,170.70

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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.