Home / 27,219,209.40-40,832,702.10-8,047,481.40

Finding the Fourth Proportional to 27,219,209.40, 40,832,702.10 and 8,047,481.40

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Solution

The fourth proportional to 27,219,209.40, 40,832,702.10 and 8,047,481.40 is: 12,072,371.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,219,209.40 : 40,832,702.10 = 8,047,481.40 : x
  2. Step 2: Convert to fraction form
    27,219,209.40/40,832,702.10 = 8,047,481.40/x
  3. Step 3: Cross multiply
    27,219,209.40x = 40,832,702.10 × 8,047,481.40
  4. Step 4: Simplify right side
    27,219,209.40x = 328,600,410,661,490.94
  5. Step 5: Solve for x
    x = 328,600,410,661,490.94/27,219,209.40
  6. Step 6: Final answer
    x = 12,072,371.60

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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.