Home / 18,992,035.86-26,208,920.16-10,290,205.86

Finding the Fourth Proportional to 18,992,035.86, 26,208,920.16 and 10,290,205.86

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Solution

The fourth proportional to 18,992,035.86, 26,208,920.16 and 10,290,205.86 is: 14,200,435.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,992,035.86 : 26,208,920.16 = 10,290,205.86 : x
  2. Step 2: Convert to fraction form
    18,992,035.86/26,208,920.16 = 10,290,205.86/x
  3. Step 3: Cross multiply
    18,992,035.86x = 26,208,920.16 × 10,290,205.86
  4. Step 4: Simplify right side
    18,992,035.86x = 269,695,183,814,704.12
  5. Step 5: Solve for x
    x = 269,695,183,814,704.12/18,992,035.86
  6. Step 6: Final answer
    x = 14,200,435.69

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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.