Home / 64,728,845.42-97,094,109.52-21,598,048.79

Finding the Fourth Proportional to 64,728,845.42, 97,094,109.52 and 21,598,048.79

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Solution

The fourth proportional to 64,728,845.42, 97,094,109.52 and 21,598,048.79 is: 32,397,353.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,728,845.42 : 97,094,109.52 = 21,598,048.79 : x
  2. Step 2: Convert to fraction form
    64,728,845.42/97,094,109.52 = 21,598,048.79/x
  3. Step 3: Cross multiply
    64,728,845.42x = 97,094,109.52 × 21,598,048.79
  4. Step 4: Simplify right side
    64,728,845.42x = 2,097,043,314,634,563.25
  5. Step 5: Solve for x
    x = 2,097,043,314,634,563.25/64,728,845.42
  6. Step 6: Final answer
    x = 32,397,353.93

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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.