Home / 65,079,892.80-97,619,839.20-16,557,652.80

Finding the Fourth Proportional to 65,079,892.80, 97,619,839.20 and 16,557,652.80

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Solution

The fourth proportional to 65,079,892.80, 97,619,839.20 and 16,557,652.80 is: 24,836,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,079,892.80 : 97,619,839.20 = 16,557,652.80 : x
  2. Step 2: Convert to fraction form
    65,079,892.80/97,619,839.20 = 16,557,652.80/x
  3. Step 3: Cross multiply
    65,079,892.80x = 97,619,839.20 × 16,557,652.80
  4. Step 4: Simplify right side
    65,079,892.80x = 1,616,355,403,865,430
  5. Step 5: Solve for x
    x = 1,616,355,403,865,430/65,079,892.80
  6. Step 6: Final answer
    x = 24,836,479.20

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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.