Home / 14,168,359.85-21,255,234.12-9,809,879.45

Finding the Fourth Proportional to 14,168,359.85, 21,255,234.12 and 9,809,879.45

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Solution

The fourth proportional to 14,168,359.85, 21,255,234.12 and 9,809,879.45 is: 14,716,684.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,168,359.85 : 21,255,234.12 = 9,809,879.45 : x
  2. Step 2: Convert to fraction form
    14,168,359.85/21,255,234.12 = 9,809,879.45/x
  3. Step 3: Cross multiply
    14,168,359.85x = 21,255,234.12 × 9,809,879.45
  4. Step 4: Simplify right side
    14,168,359.85x = 208,511,284,398,726.84
  5. Step 5: Solve for x
    x = 208,511,284,398,726.84/14,168,359.85
  6. Step 6: Final answer
    x = 14,716,684.68

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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.