Home / 10,289,036.06-15,420,099.94-4,216,658.34

Finding the Fourth Proportional to 10,289,036.06, 15,420,099.94 and 4,216,658.34

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Solution

The fourth proportional to 10,289,036.06, 15,420,099.94 and 4,216,658.34 is: 6,319,473.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289,036.06 : 15,420,099.94 = 4,216,658.34 : x
  2. Step 2: Convert to fraction form
    10,289,036.06/15,420,099.94 = 4,216,658.34/x
  3. Step 3: Cross multiply
    10,289,036.06x = 15,420,099.94 × 4,216,658.34
  4. Step 4: Simplify right side
    10,289,036.06x = 65,021,292,950,605.43
  5. Step 5: Solve for x
    x = 65,021,292,950,605.43/10,289,036.06
  6. Step 6: Final answer
    x = 6,319,473.72

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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.