Home / 11,812,783.10-17,719,174.65-11,700,808.70

Finding the Fourth Proportional to 11,812,783.10, 17,719,174.65 and 11,700,808.70

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Solution

The fourth proportional to 11,812,783.10, 17,719,174.65 and 11,700,808.70 is: 17,551,213.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,812,783.10 : 17,719,174.65 = 11,700,808.70 : x
  2. Step 2: Convert to fraction form
    11,812,783.10/17,719,174.65 = 11,700,808.70/x
  3. Step 3: Cross multiply
    11,812,783.10x = 17,719,174.65 × 11,700,808.70
  4. Step 4: Simplify right side
    11,812,783.10x = 207,328,672,901,539.44
  5. Step 5: Solve for x
    x = 207,328,672,901,539.44/11,812,783.10
  6. Step 6: Final answer
    x = 17,551,213.05

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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.