Home / 21,598,369.68-32,317,946-12,967,716

Finding the Fourth Proportional to 21,598,369.68, 32,317,946 and 12,967,716

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Solution

The fourth proportional to 21,598,369.68, 32,317,946 and 12,967,716 is: 19,403,776.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,598,369.68 : 32,317,946 = 12,967,716 : x
  2. Step 2: Convert to fraction form
    21,598,369.68/32,317,946 = 12,967,716/x
  3. Step 3: Cross multiply
    21,598,369.68x = 32,317,946 × 12,967,716
  4. Step 4: Simplify right side
    21,598,369.68x = 419,089,945,431,336
  5. Step 5: Solve for x
    x = 419,089,945,431,336/21,598,369.68
  6. Step 6: Final answer
    x = 19,403,776.84

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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.