Home / 8,230,415.47-12,345,624.57-3,435,489.07

Finding the Fourth Proportional to 8,230,415.47, 12,345,624.57 and 3,435,489.07

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Solution

The fourth proportional to 8,230,415.47, 12,345,624.57 and 3,435,489.07 is: 5,153,234.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230,415.47 : 12,345,624.57 = 3,435,489.07 : x
  2. Step 2: Convert to fraction form
    8,230,415.47/12,345,624.57 = 3,435,489.07/x
  3. Step 3: Cross multiply
    8,230,415.47x = 12,345,624.57 × 3,435,489.07
  4. Step 4: Simplify right side
    8,230,415.47x = 42,413,258,272,558.45
  5. Step 5: Solve for x
    x = 42,413,258,272,558.45/8,230,415.47
  6. Step 6: Final answer
    x = 5,153,234.17

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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.