Home / 6,349,974.57-8,763,205.31-3,559,148.98

Finding the Fourth Proportional to 6,349,974.57, 8,763,205.31 and 3,559,148.98

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Solution

The fourth proportional to 6,349,974.57, 8,763,205.31 and 3,559,148.98 is: 4,911,760.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,349,974.57 : 8,763,205.31 = 3,559,148.98 : x
  2. Step 2: Convert to fraction form
    6,349,974.57/8,763,205.31 = 3,559,148.98/x
  3. Step 3: Cross multiply
    6,349,974.57x = 8,763,205.31 × 3,559,148.98
  4. Step 4: Simplify right side
    6,349,974.57x = 31,189,553,240,617.09
  5. Step 5: Solve for x
    x = 31,189,553,240,617.09/6,349,974.57
  6. Step 6: Final answer
    x = 4,911,760.34

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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.