Home / 14,430,579.30-19,914,195.06-7,904,615.04

Finding the Fourth Proportional to 14,430,579.30, 19,914,195.06 and 7,904,615.04

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Solution

The fourth proportional to 14,430,579.30, 19,914,195.06 and 7,904,615.04 is: 10,908,366.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430,579.30 : 19,914,195.06 = 7,904,615.04 : x
  2. Step 2: Convert to fraction form
    14,430,579.30/19,914,195.06 = 7,904,615.04/x
  3. Step 3: Cross multiply
    14,430,579.30x = 19,914,195.06 × 7,904,615.04
  4. Step 4: Simplify right side
    14,430,579.30x = 157,414,045,780,769.69
  5. Step 5: Solve for x
    x = 157,414,045,780,769.69/14,430,579.30
  6. Step 6: Final answer
    x = 10,908,366.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.