Home / 19,744,123.60-29,627,244.60-8,382,638.80

Finding the Fourth Proportional to 19,744,123.60, 29,627,244.60 and 8,382,638.80

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Solution

The fourth proportional to 19,744,123.60, 29,627,244.60 and 8,382,638.80 is: 12,578,653.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,744,123.60 : 29,627,244.60 = 8,382,638.80 : x
  2. Step 2: Convert to fraction form
    19,744,123.60/29,627,244.60 = 8,382,638.80/x
  3. Step 3: Cross multiply
    19,744,123.60x = 29,627,244.60 × 8,382,638.80
  4. Step 4: Simplify right side
    19,744,123.60x = 248,354,490,121,050.50
  5. Step 5: Solve for x
    x = 248,354,490,121,050.50/19,744,123.60
  6. Step 6: Final answer
    x = 12,578,653.54

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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.