Home / 7,879,222.50-11,818,833.93-1,895,590.50

Finding the Fourth Proportional to 7,879,222.50, 11,818,833.93 and 1,895,590.50

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Solution

The fourth proportional to 7,879,222.50, 11,818,833.93 and 1,895,590.50 is: 2,843,385.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,879,222.50 : 11,818,833.93 = 1,895,590.50 : x
  2. Step 2: Convert to fraction form
    7,879,222.50/11,818,833.93 = 1,895,590.50/x
  3. Step 3: Cross multiply
    7,879,222.50x = 11,818,833.93 × 1,895,590.50
  4. Step 4: Simplify right side
    7,879,222.50x = 22,403,669,318,785.66
  5. Step 5: Solve for x
    x = 22,403,669,318,785.66/7,879,222.50
  6. Step 6: Final answer
    x = 2,843,385.79

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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.