Home / 6,456,563.81-8,910,461.00-3,555,953.90

Finding the Fourth Proportional to 6,456,563.81, 8,910,461.00 and 3,555,953.90

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Solution

The fourth proportional to 6,456,563.81, 8,910,461.00 and 3,555,953.90 is: 4,907,438.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456,563.81 : 8,910,461.00 = 3,555,953.90 : x
  2. Step 2: Convert to fraction form
    6,456,563.81/8,910,461.00 = 3,555,953.90/x
  3. Step 3: Cross multiply
    6,456,563.81x = 8,910,461.00 × 3,555,953.90
  4. Step 4: Simplify right side
    6,456,563.81x = 31,685,188,574,913.93
  5. Step 5: Solve for x
    x = 31,685,188,574,913.93/6,456,563.81
  6. Step 6: Final answer
    x = 4,907,438.31

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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.