Home / 14,079,363.52-19,419,491.68-12,921,536.48

Finding the Fourth Proportional to 14,079,363.52, 19,419,491.68 and 12,921,536.48

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Solution

The fourth proportional to 14,079,363.52, 19,419,491.68 and 12,921,536.48 is: 17,822,515.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,079,363.52 : 19,419,491.68 = 12,921,536.48 : x
  2. Step 2: Convert to fraction form
    14,079,363.52/19,419,491.68 = 12,921,536.48/x
  3. Step 3: Cross multiply
    14,079,363.52x = 19,419,491.68 × 12,921,536.48
  4. Step 4: Simplify right side
    14,079,363.52x = 250,929,670,166,176.50
  5. Step 5: Solve for x
    x = 250,929,670,166,176.50/14,079,363.52
  6. Step 6: Final answer
    x = 17,822,515.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.