Home / 15,797,999.70-23,696,999.55-8,971,935.30

Finding the Fourth Proportional to 15,797,999.70, 23,696,999.55 and 8,971,935.30

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Solution

The fourth proportional to 15,797,999.70, 23,696,999.55 and 8,971,935.30 is: 13,457,902.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,797,999.70 : 23,696,999.55 = 8,971,935.30 : x
  2. Step 2: Convert to fraction form
    15,797,999.70/23,696,999.55 = 8,971,935.30/x
  3. Step 3: Cross multiply
    15,797,999.70x = 23,696,999.55 × 8,971,935.30
  4. Step 4: Simplify right side
    15,797,999.70x = 212,607,946,766,729.12
  5. Step 5: Solve for x
    x = 212,607,946,766,729.12/15,797,999.70
  6. Step 6: Final answer
    x = 13,457,902.95

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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.