Home / 15,482,798.06-21,366,809.30-8,514,003.89

Finding the Fourth Proportional to 15,482,798.06, 21,366,809.30 and 8,514,003.89

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Solution

The fourth proportional to 15,482,798.06, 21,366,809.30 and 8,514,003.89 is: 11,749,626.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,482,798.06 : 21,366,809.30 = 8,514,003.89 : x
  2. Step 2: Convert to fraction form
    15,482,798.06/21,366,809.30 = 8,514,003.89/x
  3. Step 3: Cross multiply
    15,482,798.06x = 21,366,809.30 × 8,514,003.89
  4. Step 4: Simplify right side
    15,482,798.06x = 181,917,097,571,790.19
  5. Step 5: Solve for x
    x = 181,917,097,571,790.19/15,482,798.06
  6. Step 6: Final answer
    x = 11,749,626.71

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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.