Home / 13,112,998.20-19,669,497.30-11,743,061.40

Finding the Fourth Proportional to 13,112,998.20, 19,669,497.30 and 11,743,061.40

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Solution

The fourth proportional to 13,112,998.20, 19,669,497.30 and 11,743,061.40 is: 17,614,592.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,112,998.20 : 19,669,497.30 = 11,743,061.40 : x
  2. Step 2: Convert to fraction form
    13,112,998.20/19,669,497.30 = 11,743,061.40/x
  3. Step 3: Cross multiply
    13,112,998.20x = 19,669,497.30 × 11,743,061.40
  4. Step 4: Simplify right side
    13,112,998.20x = 230,980,114,501,034.25
  5. Step 5: Solve for x
    x = 230,980,114,501,034.25/13,112,998.20
  6. Step 6: Final answer
    x = 17,614,592.10

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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.