Home / 18,952,811.78-28,434,258.03-5,999,210.66

Finding the Fourth Proportional to 18,952,811.78, 28,434,258.03 and 5,999,210.66

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Solution

The fourth proportional to 18,952,811.78, 28,434,258.03 and 5,999,210.66 is: 9,000,411.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,952,811.78 : 28,434,258.03 = 5,999,210.66 : x
  2. Step 2: Convert to fraction form
    18,952,811.78/28,434,258.03 = 5,999,210.66/x
  3. Step 3: Cross multiply
    18,952,811.78x = 28,434,258.03 × 5,999,210.66
  4. Step 4: Simplify right side
    18,952,811.78x = 170,583,103,882,766.62
  5. Step 5: Solve for x
    x = 170,583,103,882,766.62/18,952,811.78
  6. Step 6: Final answer
    x = 9,000,411.44

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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.