Home / 11,812,812.60-17,719,218.90-11,700,838.20

Finding the Fourth Proportional to 11,812,812.60, 17,719,218.90 and 11,700,838.20

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Solution

The fourth proportional to 11,812,812.60, 17,719,218.90 and 11,700,838.20 is: 17,551,257.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,812,812.60 : 17,719,218.90 = 11,700,838.20 : x
  2. Step 2: Convert to fraction form
    11,812,812.60/17,719,218.90 = 11,700,838.20/x
  3. Step 3: Cross multiply
    11,812,812.60x = 17,719,218.90 × 11,700,838.20
  4. Step 4: Simplify right side
    11,812,812.60x = 207,329,713,379,281.94
  5. Step 5: Solve for x
    x = 207,329,713,379,281.94/11,812,812.60
  6. Step 6: Final answer
    x = 17,551,257.30

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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.