Home / 6,493,637.76-8,961,081.81-3,553,443.21

Finding the Fourth Proportional to 6,493,637.76, 8,961,081.81 and 3,553,443.21

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Solution

The fourth proportional to 6,493,637.76, 8,961,081.81 and 3,553,443.21 is: 4,903,675.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,493,637.76 : 8,961,081.81 = 3,553,443.21 : x
  2. Step 2: Convert to fraction form
    6,493,637.76/8,961,081.81 = 3,553,443.21/x
  3. Step 3: Cross multiply
    6,493,637.76x = 8,961,081.81 × 3,553,443.21
  4. Step 4: Simplify right side
    6,493,637.76x = 31,842,695,311,999.01
  5. Step 5: Solve for x
    x = 31,842,695,311,999.01/6,493,637.76
  6. Step 6: Final answer
    x = 4,903,675.95

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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.