Home / 63,578,106.66-87,732,400.43-38,469,567.67

Finding the Fourth Proportional to 63,578,106.66, 87,732,400.43 and 38,469,567.67

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Solution

The fourth proportional to 63,578,106.66, 87,732,400.43 and 38,469,567.67 is: 53,084,743.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,578,106.66 : 87,732,400.43 = 38,469,567.67 : x
  2. Step 2: Convert to fraction form
    63,578,106.66/87,732,400.43 = 38,469,567.67/x
  3. Step 3: Cross multiply
    63,578,106.66x = 87,732,400.43 × 38,469,567.67
  4. Step 4: Simplify right side
    63,578,106.66x = 3,375,027,515,193,422.50
  5. Step 5: Solve for x
    x = 3,375,027,515,193,422.50/63,578,106.66
  6. Step 6: Final answer
    x = 53,084,743.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.