Home / 7,453,815.40-11,180,723.10-4,430,506.60

Finding the Fourth Proportional to 7,453,815.40, 11,180,723.10 and 4,430,506.60

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Solution

The fourth proportional to 7,453,815.40, 11,180,723.10 and 4,430,506.60 is: 6,645,759.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453,815.40 : 11,180,723.10 = 4,430,506.60 : x
  2. Step 2: Convert to fraction form
    7,453,815.40/11,180,723.10 = 4,430,506.60/x
  3. Step 3: Cross multiply
    7,453,815.40x = 11,180,723.10 × 4,430,506.60
  4. Step 4: Simplify right side
    7,453,815.40x = 49,536,267,487,322.45
  5. Step 5: Solve for x
    x = 49,536,267,487,322.45/7,453,815.40
  6. Step 6: Final answer
    x = 6,645,759.90

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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.