Home / 15,751,905.30-23,631,201.63-4,972,321.62

Finding the Fourth Proportional to 15,751,905.30, 23,631,201.63 and 4,972,321.62

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Solution

The fourth proportional to 15,751,905.30, 23,631,201.63 and 4,972,321.62 is: 7,459,537.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,751,905.30 : 23,631,201.63 = 4,972,321.62 : x
  2. Step 2: Convert to fraction form
    15,751,905.30/23,631,201.63 = 4,972,321.62/x
  3. Step 3: Cross multiply
    15,751,905.30x = 23,631,201.63 × 4,972,321.62
  4. Step 4: Simplify right side
    15,751,905.30x = 117,501,934,771,428.23
  5. Step 5: Solve for x
    x = 117,501,934,771,428.23/15,751,905.30
  6. Step 6: Final answer
    x = 7,459,537.91

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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.