Home / 17,381,539.60-26,072,309.40-12,902,563.60

Finding the Fourth Proportional to 17,381,539.60, 26,072,309.40 and 12,902,563.60

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Solution

The fourth proportional to 17,381,539.60, 26,072,309.40 and 12,902,563.60 is: 19,353,845.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,381,539.60 : 26,072,309.40 = 12,902,563.60 : x
  2. Step 2: Convert to fraction form
    17,381,539.60/26,072,309.40 = 12,902,563.60/x
  3. Step 3: Cross multiply
    17,381,539.60x = 26,072,309.40 × 12,902,563.60
  4. Step 4: Simplify right side
    17,381,539.60x = 336,399,630,232,377.81
  5. Step 5: Solve for x
    x = 336,399,630,232,377.81/17,381,539.60
  6. Step 6: Final answer
    x = 19,353,845.40

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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.