Home / 12,617,500.63-18,926,401.64-3,519,044.65

Finding the Fourth Proportional to 12,617,500.63, 18,926,401.64 and 3,519,044.65

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Solution

The fourth proportional to 12,617,500.63, 18,926,401.64 and 3,519,044.65 is: 5,278,609.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,617,500.63 : 18,926,401.64 = 3,519,044.65 : x
  2. Step 2: Convert to fraction form
    12,617,500.63/18,926,401.64 = 3,519,044.65/x
  3. Step 3: Cross multiply
    12,617,500.63x = 18,926,401.64 × 3,519,044.65
  4. Step 4: Simplify right side
    12,617,500.63x = 66,602,852,340,361.22
  5. Step 5: Solve for x
    x = 66,602,852,340,361.22/12,617,500.63
  6. Step 6: Final answer
    x = 5,278,609.00

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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.