Home / 18,253,458.90-25,191,172.23-10,413,143.70

Finding the Fourth Proportional to 18,253,458.90, 25,191,172.23 and 10,413,143.70

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Solution

The fourth proportional to 18,253,458.90, 25,191,172.23 and 10,413,143.70 is: 14,370,936.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253,458.90 : 25,191,172.23 = 10,413,143.70 : x
  2. Step 2: Convert to fraction form
    18,253,458.90/25,191,172.23 = 10,413,143.70/x
  3. Step 3: Cross multiply
    18,253,458.90x = 25,191,172.23 × 10,413,143.70
  4. Step 4: Simplify right side
    18,253,458.90x = 262,319,296,402,439.44
  5. Step 5: Solve for x
    x = 262,319,296,402,439.44/18,253,458.90
  6. Step 6: Final answer
    x = 14,370,936.37

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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.