Home / 8,328,533.40-12,474,137.70-4,334,779.80

Finding the Fourth Proportional to 8,328,533.40, 12,474,137.70 and 4,334,779.80

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Solution

The fourth proportional to 8,328,533.40, 12,474,137.70 and 4,334,779.80 is: 6,492,456.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328,533.40 : 12,474,137.70 = 4,334,779.80 : x
  2. Step 2: Convert to fraction form
    8,328,533.40/12,474,137.70 = 4,334,779.80/x
  3. Step 3: Cross multiply
    8,328,533.40x = 12,474,137.70 × 4,334,779.80
  4. Step 4: Simplify right side
    8,328,533.40x = 54,072,640,124,378.45
  5. Step 5: Solve for x
    x = 54,072,640,124,378.45/8,328,533.40
  6. Step 6: Final answer
    x = 6,492,456.42

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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.