Home / 65,664,018.60-98,496,027.90-39,797,932.20

Finding the Fourth Proportional to 65,664,018.60, 98,496,027.90 and 39,797,932.20

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Solution

The fourth proportional to 65,664,018.60, 98,496,027.90 and 39,797,932.20 is: 59,696,898.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,664,018.60 : 98,496,027.90 = 39,797,932.20 : x
  2. Step 2: Convert to fraction form
    65,664,018.60/98,496,027.90 = 39,797,932.20/x
  3. Step 3: Cross multiply
    65,664,018.60x = 98,496,027.90 × 39,797,932.20
  4. Step 4: Simplify right side
    65,664,018.60x = 3,919,938,240,333,509
  5. Step 5: Solve for x
    x = 3,919,938,240,333,509/65,664,018.60
  6. Step 6: Final answer
    x = 59,696,898.30

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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.