Home / 17,381,538.60-26,072,307.90-12,902,562.60

Finding the Fourth Proportional to 17,381,538.60, 26,072,307.90 and 12,902,562.60

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Solution

The fourth proportional to 17,381,538.60, 26,072,307.90 and 12,902,562.60 is: 19,353,843.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,381,538.60 : 26,072,307.90 = 12,902,562.60 : x
  2. Step 2: Convert to fraction form
    17,381,538.60/26,072,307.90 = 12,902,562.60/x
  3. Step 3: Cross multiply
    17,381,538.60x = 26,072,307.90 × 12,902,562.60
  4. Step 4: Simplify right side
    17,381,538.60x = 336,399,584,806,224.50
  5. Step 5: Solve for x
    x = 336,399,584,806,224.50/17,381,538.60
  6. Step 6: Final answer
    x = 19,353,843.90

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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.