Home / 6,485,929.76-8,950,304.00-3,545,690.90

Finding the Fourth Proportional to 6,485,929.76, 8,950,304.00 and 3,545,690.90

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Solution

The fourth proportional to 6,485,929.76, 8,950,304.00 and 3,545,690.90 is: 4,892,900.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,485,929.76 : 8,950,304.00 = 3,545,690.90 : x
  2. Step 2: Convert to fraction form
    6,485,929.76/8,950,304.00 = 3,545,690.90/x
  3. Step 3: Cross multiply
    6,485,929.76x = 8,950,304.00 × 3,545,690.90
  4. Step 4: Simplify right side
    6,485,929.76x = 31,735,011,442,709.95
  5. Step 5: Solve for x
    x = 31,735,011,442,709.95/6,485,929.76
  6. Step 6: Final answer
    x = 4,892,900.89

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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.