Home / 14,358,640.80-21,537,961.20-5,260,720.80

Finding the Fourth Proportional to 14,358,640.80, 21,537,961.20 and 5,260,720.80

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Solution

The fourth proportional to 14,358,640.80, 21,537,961.20 and 5,260,720.80 is: 7,891,081.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,358,640.80 : 21,537,961.20 = 5,260,720.80 : x
  2. Step 2: Convert to fraction form
    14,358,640.80/21,537,961.20 = 5,260,720.80/x
  3. Step 3: Cross multiply
    14,358,640.80x = 21,537,961.20 × 5,260,720.80
  4. Step 4: Simplify right side
    14,358,640.80x = 113,305,200,474,432.95
  5. Step 5: Solve for x
    x = 113,305,200,474,432.95/14,358,640.80
  6. Step 6: Final answer
    x = 7,891,081.20

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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.