Home / 57,309,404.40-85,964,106.60-19,486,940.40

Finding the Fourth Proportional to 57,309,404.40, 85,964,106.60 and 19,486,940.40

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Solution

The fourth proportional to 57,309,404.40, 85,964,106.60 and 19,486,940.40 is: 29,230,410.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,309,404.40 : 85,964,106.60 = 19,486,940.40 : x
  2. Step 2: Convert to fraction form
    57,309,404.40/85,964,106.60 = 19,486,940.40/x
  3. Step 3: Cross multiply
    57,309,404.40x = 85,964,106.60 × 19,486,940.40
  4. Step 4: Simplify right side
    57,309,404.40x = 1,675,177,421,853,446.50
  5. Step 5: Solve for x
    x = 1,675,177,421,853,446.50/57,309,404.40
  6. Step 6: Final answer
    x = 29,230,410.60

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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.