Home / 64,261,773.50-96,395,760.32-21,130,021.94

Finding the Fourth Proportional to 64,261,773.50, 96,395,760.32 and 21,130,021.94

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Solution

The fourth proportional to 64,261,773.50, 96,395,760.32 and 21,130,021.94 is: 31,696,052.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,261,773.50 : 96,395,760.32 = 21,130,021.94 : x
  2. Step 2: Convert to fraction form
    64,261,773.50/96,395,760.32 = 21,130,021.94/x
  3. Step 3: Cross multiply
    64,261,773.50x = 96,395,760.32 × 21,130,021.94
  4. Step 4: Simplify right side
    64,261,773.50x = 2,036,844,529,896,952.25
  5. Step 5: Solve for x
    x = 2,036,844,529,896,952.25/64,261,773.50
  6. Step 6: Final answer
    x = 31,696,052.24

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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.