Home / 10,731,090-16,100,936.32-3,908,138.44

Finding the Fourth Proportional to 10,731,090, 16,100,936.32 and 3,908,138.44

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Solution

The fourth proportional to 10,731,090, 16,100,936.32 and 3,908,138.44 is: 5,863,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731,090 : 16,100,936.32 = 3,908,138.44 : x
  2. Step 2: Convert to fraction form
    10,731,090/16,100,936.32 = 3,908,138.44/x
  3. Step 3: Cross multiply
    10,731,090x = 16,100,936.32 × 3,908,138.44
  4. Step 4: Simplify right side
    10,731,090x = 62,924,688,152,184.14
  5. Step 5: Solve for x
    x = 62,924,688,152,184.14/10,731,090
  6. Step 6: Final answer
    x = 5,863,774.15

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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.