Home / 21,674,967.56-32,508,307.38-10,889,279.72

Finding the Fourth Proportional to 21,674,967.56, 32,508,307.38 and 10,889,279.72

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Solution

The fourth proportional to 21,674,967.56, 32,508,307.38 and 10,889,279.72 is: 16,331,837.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,674,967.56 : 32,508,307.38 = 10,889,279.72 : x
  2. Step 2: Convert to fraction form
    21,674,967.56/32,508,307.38 = 10,889,279.72/x
  3. Step 3: Cross multiply
    21,674,967.56x = 32,508,307.38 × 10,889,279.72
  4. Step 4: Simplify right side
    21,674,967.56x = 353,992,052,284,560.38
  5. Step 5: Solve for x
    x = 353,992,052,284,560.38/21,674,967.56
  6. Step 6: Final answer
    x = 16,331,837.70

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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.