Home / 19,453,121.34-29,150,826.36-7,924,505.28

Finding the Fourth Proportional to 19,453,121.34, 29,150,826.36 and 7,924,505.28

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Solution

The fourth proportional to 19,453,121.34, 29,150,826.36 and 7,924,505.28 is: 11,875,003.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,453,121.34 : 29,150,826.36 = 7,924,505.28 : x
  2. Step 2: Convert to fraction form
    19,453,121.34/29,150,826.36 = 7,924,505.28/x
  3. Step 3: Cross multiply
    19,453,121.34x = 29,150,826.36 × 7,924,505.28
  4. Step 4: Simplify right side
    19,453,121.34x = 231,005,877,406,183.19
  5. Step 5: Solve for x
    x = 231,005,877,406,183.19/19,453,121.34
  6. Step 6: Final answer
    x = 11,875,003.16

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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.