Home / 14,663,204.91-20,235,686.79-8,468,139.56

Finding the Fourth Proportional to 14,663,204.91, 20,235,686.79 and 8,468,139.56

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Solution

The fourth proportional to 14,663,204.91, 20,235,686.79 and 8,468,139.56 is: 11,686,300.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,663,204.91 : 20,235,686.79 = 8,468,139.56 : x
  2. Step 2: Convert to fraction form
    14,663,204.91/20,235,686.79 = 8,468,139.56/x
  3. Step 3: Cross multiply
    14,663,204.91x = 20,235,686.79 × 8,468,139.56
  4. Step 4: Simplify right side
    14,663,204.91x = 171,358,619,760,745.50
  5. Step 5: Solve for x
    x = 171,358,619,760,745.50/14,663,204.91
  6. Step 6: Final answer
    x = 11,686,300.56

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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.