Home / 21,728,272.10-32,592,408.15-5,771,920.10

Finding the Fourth Proportional to 21,728,272.10, 32,592,408.15 and 5,771,920.10

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Solution

The fourth proportional to 21,728,272.10, 32,592,408.15 and 5,771,920.10 is: 8,657,880.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,728,272.10 : 32,592,408.15 = 5,771,920.10 : x
  2. Step 2: Convert to fraction form
    21,728,272.10/32,592,408.15 = 5,771,920.10/x
  3. Step 3: Cross multiply
    21,728,272.10x = 32,592,408.15 × 5,771,920.10
  4. Step 4: Simplify right side
    21,728,272.10x = 188,120,775,708,388.78
  5. Step 5: Solve for x
    x = 188,120,775,708,388.78/21,728,272.10
  6. Step 6: Final answer
    x = 8,657,880.15

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1.5x scale

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.