Home / 20,277,970.08-30,414,588.24-8,146,943.52

Finding the Fourth Proportional to 20,277,970.08, 30,414,588.24 and 8,146,943.52

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Solution

The fourth proportional to 20,277,970.08, 30,414,588.24 and 8,146,943.52 is: 12,219,464.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,277,970.08 : 30,414,588.24 = 8,146,943.52 : x
  2. Step 2: Convert to fraction form
    20,277,970.08/30,414,588.24 = 8,146,943.52/x
  3. Step 3: Cross multiply
    20,277,970.08x = 30,414,588.24 × 8,146,943.52
  4. Step 4: Simplify right side
    20,277,970.08x = 247,785,932,575,336.19
  5. Step 5: Solve for x
    x = 247,785,932,575,336.19/20,277,970.08
  6. Step 6: Final answer
    x = 12,219,464.35

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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.