Home / 4,536,621.40-6,804,932.10-4,430,333.20

Finding the Fourth Proportional to 4,536,621.40, 6,804,932.10 and 4,430,333.20

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Solution

The fourth proportional to 4,536,621.40, 6,804,932.10 and 4,430,333.20 is: 6,645,499.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,536,621.40 : 6,804,932.10 = 4,430,333.20 : x
  2. Step 2: Convert to fraction form
    4,536,621.40/6,804,932.10 = 4,430,333.20/x
  3. Step 3: Cross multiply
    4,536,621.40x = 6,804,932.10 × 4,430,333.20
  4. Step 4: Simplify right side
    4,536,621.40x = 30,148,116,606,375.72
  5. Step 5: Solve for x
    x = 30,148,116,606,375.72/4,536,621.40
  6. Step 6: Final answer
    x = 6,645,499.80

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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.