Home / 21,366,072.88-32,026,714.44-7,894,308.40

Finding the Fourth Proportional to 21,366,072.88, 32,026,714.44 and 7,894,308.40

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Solution

The fourth proportional to 21,366,072.88, 32,026,714.44 and 7,894,308.40 is: 11,833,188.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,366,072.88 : 32,026,714.44 = 7,894,308.40 : x
  2. Step 2: Convert to fraction form
    21,366,072.88/32,026,714.44 = 7,894,308.40/x
  3. Step 3: Cross multiply
    21,366,072.88x = 32,026,714.44 × 7,894,308.40
  4. Step 4: Simplify right side
    21,366,072.88x = 252,828,760,828,093.31
  5. Step 5: Solve for x
    x = 252,828,760,828,093.31/21,366,072.88
  6. Step 6: Final answer
    x = 11,833,188.17

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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.