Home / 21,672,837.21-32,514,680.96-6,320,128.67

Finding the Fourth Proportional to 21,672,837.21, 32,514,680.96 and 6,320,128.67

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Solution

The fourth proportional to 21,672,837.21, 32,514,680.96 and 6,320,128.67 is: 9,481,775.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,672,837.21 : 32,514,680.96 = 6,320,128.67 : x
  2. Step 2: Convert to fraction form
    21,672,837.21/32,514,680.96 = 6,320,128.67/x
  3. Step 3: Cross multiply
    21,672,837.21x = 32,514,680.96 × 6,320,128.67
  4. Step 4: Simplify right side
    21,672,837.21x = 205,496,967,331,199.12
  5. Step 5: Solve for x
    x = 205,496,967,331,199.12/21,672,837.21
  6. Step 6: Final answer
    x = 9,481,775.06

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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.