Home / 19,541,736.20-29,312,853.60-5,164,679.72

Finding the Fourth Proportional to 19,541,736.20, 29,312,853.60 and 5,164,679.72

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Solution

The fourth proportional to 19,541,736.20, 29,312,853.60 and 5,164,679.72 is: 7,747,085.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541,736.20 : 29,312,853.60 = 5,164,679.72 : x
  2. Step 2: Convert to fraction form
    19,541,736.20/29,312,853.60 = 5,164,679.72/x
  3. Step 3: Cross multiply
    19,541,736.20x = 29,312,853.60 × 5,164,679.72
  4. Step 4: Simplify right side
    19,541,736.20x = 151,391,500,523,249
  5. Step 5: Solve for x
    x = 151,391,500,523,249/19,541,736.20
  6. Step 6: Final answer
    x = 7,747,085.47

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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.