Home / 21,070,640.03-31,605,972.26-5,924,571.53

Finding the Fourth Proportional to 21,070,640.03, 31,605,972.26 and 5,924,571.53

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Solution

The fourth proportional to 21,070,640.03, 31,605,972.26 and 5,924,571.53 is: 8,886,860.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,070,640.03 : 31,605,972.26 = 5,924,571.53 : x
  2. Step 2: Convert to fraction form
    21,070,640.03/31,605,972.26 = 5,924,571.53/x
  3. Step 3: Cross multiply
    21,070,640.03x = 31,605,972.26 × 5,924,571.53
  4. Step 4: Simplify right side
    21,070,640.03x = 187,251,843,241,913.03
  5. Step 5: Solve for x
    x = 187,251,843,241,913.03/21,070,640.03
  6. Step 6: Final answer
    x = 8,886,860.72

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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.