Home / 69,834,809.52-96,375,027.96-38,894,986.80

Finding the Fourth Proportional to 69,834,809.52, 96,375,027.96 and 38,894,986.80

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Solution

The fourth proportional to 69,834,809.52, 96,375,027.96 and 38,894,986.80 is: 53,676,747.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,834,809.52 : 96,375,027.96 = 38,894,986.80 : x
  2. Step 2: Convert to fraction form
    69,834,809.52/96,375,027.96 = 38,894,986.80/x
  3. Step 3: Cross multiply
    69,834,809.52x = 96,375,027.96 × 38,894,986.80
  4. Step 4: Simplify right side
    69,834,809.52x = 3,748,505,440,353,830.50
  5. Step 5: Solve for x
    x = 3,748,505,440,353,830.50/69,834,809.52
  6. Step 6: Final answer
    x = 53,676,747.54

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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.