Home / 21,678,213.45-32,504,333.74-6,899,925.22

Finding the Fourth Proportional to 21,678,213.45, 32,504,333.74 and 6,899,925.22

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Solution

The fourth proportional to 21,678,213.45, 32,504,333.74 and 6,899,925.22 is: 10,345,754.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,678,213.45 : 32,504,333.74 = 6,899,925.22 : x
  2. Step 2: Convert to fraction form
    21,678,213.45/32,504,333.74 = 6,899,925.22/x
  3. Step 3: Cross multiply
    21,678,213.45x = 32,504,333.74 × 6,899,925.22
  4. Step 4: Simplify right side
    21,678,213.45x = 224,277,472,033,412.28
  5. Step 5: Solve for x
    x = 224,277,472,033,412.28/21,678,213.45
  6. Step 6: Final answer
    x = 10,345,754.39

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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.