Home / 12,567,488.75-18,849,821.40-3,470,879.52

Finding the Fourth Proportional to 12,567,488.75, 18,849,821.40 and 3,470,879.52

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Solution

The fourth proportional to 12,567,488.75, 18,849,821.40 and 3,470,879.52 is: 5,205,929.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567,488.75 : 18,849,821.40 = 3,470,879.52 : x
  2. Step 2: Convert to fraction form
    12,567,488.75/18,849,821.40 = 3,470,879.52/x
  3. Step 3: Cross multiply
    12,567,488.75x = 18,849,821.40 × 3,470,879.52
  4. Step 4: Simplify right side
    12,567,488.75x = 65,425,459,052,917.73
  5. Step 5: Solve for x
    x = 65,425,459,052,917.73/12,567,488.75
  6. Step 6: Final answer
    x = 5,205,929.39

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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.