Home / 25,285,874.41-34,890,753.05-15,357,590.60

Finding the Fourth Proportional to 25,285,874.41, 34,890,753.05 and 15,357,590.60

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Solution

The fourth proportional to 25,285,874.41, 34,890,753.05 and 15,357,590.60 is: 21,191,195.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285,874.41 : 34,890,753.05 = 15,357,590.60 : x
  2. Step 2: Convert to fraction form
    25,285,874.41/34,890,753.05 = 15,357,590.60/x
  3. Step 3: Cross multiply
    25,285,874.41x = 34,890,753.05 × 15,357,590.60
  4. Step 4: Simplify right side
    25,285,874.41x = 535,837,901,078,040.25
  5. Step 5: Solve for x
    x = 535,837,901,078,040.25/25,285,874.41
  6. Step 6: Final answer
    x = 21,191,195.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.