Home / 11,812,782.10-17,719,173.15-11,700,807.70

Finding the Fourth Proportional to 11,812,782.10, 17,719,173.15 and 11,700,807.70

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Solution

The fourth proportional to 11,812,782.10, 17,719,173.15 and 11,700,807.70 is: 17,551,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,812,782.10 : 17,719,173.15 = 11,700,807.70 : x
  2. Step 2: Convert to fraction form
    11,812,782.10/17,719,173.15 = 11,700,807.70/x
  3. Step 3: Cross multiply
    11,812,782.10x = 17,719,173.15 × 11,700,807.70
  4. Step 4: Simplify right side
    11,812,782.10x = 207,328,637,631,153.22
  5. Step 5: Solve for x
    x = 207,328,637,631,153.22/11,812,782.10
  6. Step 6: Final answer
    x = 17,551,211.55

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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.