Home / 10,255,339.20-15,362,733.60-8,994,590.40

Finding the Fourth Proportional to 10,255,339.20, 15,362,733.60 and 8,994,590.40

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Solution

The fourth proportional to 10,255,339.20, 15,362,733.60 and 8,994,590.40 is: 13,474,102.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255,339.20 : 15,362,733.60 = 8,994,590.40 : x
  2. Step 2: Convert to fraction form
    10,255,339.20/15,362,733.60 = 8,994,590.40/x
  3. Step 3: Cross multiply
    10,255,339.20x = 15,362,733.60 × 8,994,590.40
  4. Step 4: Simplify right side
    10,255,339.20x = 138,181,496,156,317.44
  5. Step 5: Solve for x
    x = 138,181,496,156,317.44/10,255,339.20
  6. Step 6: Final answer
    x = 13,474,102.95

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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.