Home / 19,938,438.10-29,904,999.69-5,560,301.86

Finding the Fourth Proportional to 19,938,438.10, 29,904,999.69 and 5,560,301.86

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Solution

The fourth proportional to 19,938,438.10, 29,904,999.69 and 5,560,301.86 is: 8,339,711.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,938,438.10 : 29,904,999.69 = 5,560,301.86 : x
  2. Step 2: Convert to fraction form
    19,938,438.10/29,904,999.69 = 5,560,301.86/x
  3. Step 3: Cross multiply
    19,938,438.10x = 29,904,999.69 × 5,560,301.86
  4. Step 4: Simplify right side
    19,938,438.10x = 166,280,825,399,606.44
  5. Step 5: Solve for x
    x = 166,280,825,399,606.44/19,938,438.10
  6. Step 6: Final answer
    x = 8,339,711.69

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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.