Home / 5,429,509.11-8,144,288.37-1,835,295.30

Finding the Fourth Proportional to 5,429,509.11, 8,144,288.37 and 1,835,295.30

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Solution

The fourth proportional to 5,429,509.11, 8,144,288.37 and 1,835,295.30 is: 2,752,951.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429,509.11 : 8,144,288.37 = 1,835,295.30 : x
  2. Step 2: Convert to fraction form
    5,429,509.11/8,144,288.37 = 1,835,295.30/x
  3. Step 3: Cross multiply
    5,429,509.11x = 8,144,288.37 × 1,835,295.30
  4. Step 4: Simplify right side
    5,429,509.11x = 14,947,174,167,305.66
  5. Step 5: Solve for x
    x = 14,947,174,167,305.66/5,429,509.11
  6. Step 6: Final answer
    x = 2,752,951.30

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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.