Home / 25,563,285-38,345,714.82-11,178,948.60

Finding the Fourth Proportional to 25,563,285, 38,345,714.82 and 11,178,948.60

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Solution

The fourth proportional to 25,563,285, 38,345,714.82 and 11,178,948.60 is: 16,768,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,563,285 : 38,345,714.82 = 11,178,948.60 : x
  2. Step 2: Convert to fraction form
    25,563,285/38,345,714.82 = 11,178,948.60/x
  3. Step 3: Cross multiply
    25,563,285x = 38,345,714.82 × 11,178,948.60
  4. Step 4: Simplify right side
    25,563,285x = 428,664,775,003,038.25
  5. Step 5: Solve for x
    x = 428,664,775,003,038.25/25,563,285
  6. Step 6: Final answer
    x = 16,768,767.20

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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.