Home / 12,439,828.32-18,668,150.06-4,352,874.03

Finding the Fourth Proportional to 12,439,828.32, 18,668,150.06 and 4,352,874.03

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Solution

The fourth proportional to 12,439,828.32, 18,668,150.06 and 4,352,874.03 is: 6,532,252.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,439,828.32 : 18,668,150.06 = 4,352,874.03 : x
  2. Step 2: Convert to fraction form
    12,439,828.32/18,668,150.06 = 4,352,874.03/x
  3. Step 3: Cross multiply
    12,439,828.32x = 18,668,150.06 × 4,352,874.03
  4. Step 4: Simplify right side
    12,439,828.32x = 81,260,105,562,552.58
  5. Step 5: Solve for x
    x = 81,260,105,562,552.58/12,439,828.32
  6. Step 6: Final answer
    x = 6,532,252.98

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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.