Home / 64,745,939.20-97,090,915.20-32,385,337.60

Finding the Fourth Proportional to 64,745,939.20, 97,090,915.20 and 32,385,337.60

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Solution

The fourth proportional to 64,745,939.20, 97,090,915.20 and 32,385,337.60 is: 48,564,004.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,745,939.20 : 97,090,915.20 = 32,385,337.60 : x
  2. Step 2: Convert to fraction form
    64,745,939.20/97,090,915.20 = 32,385,337.60/x
  3. Step 3: Cross multiply
    64,745,939.20x = 97,090,915.20 × 32,385,337.60
  4. Step 4: Simplify right side
    64,745,939.20x = 3,144,322,066,644,972
  5. Step 5: Solve for x
    x = 3,144,322,066,644,972/64,745,939.20
  6. Step 6: Final answer
    x = 48,564,004.25

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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.