Home / 65,961,025.52-91,027,890.48-36,191,665.72

Finding the Fourth Proportional to 65,961,025.52, 91,027,890.48 and 36,191,665.72

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Solution

The fourth proportional to 65,961,025.52, 91,027,890.48 and 36,191,665.72 is: 49,945,417.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,961,025.52 : 91,027,890.48 = 36,191,665.72 : x
  2. Step 2: Convert to fraction form
    65,961,025.52/91,027,890.48 = 36,191,665.72/x
  3. Step 3: Cross multiply
    65,961,025.52x = 91,027,890.48 × 36,191,665.72
  4. Step 4: Simplify right side
    65,961,025.52x = 3,294,450,983,698,434
  5. Step 5: Solve for x
    x = 3,294,450,983,698,434/65,961,025.52
  6. Step 6: Final answer
    x = 49,945,417.89

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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.