Home / 14,304,636.83-21,429,954.40-8,451,357.21

Finding the Fourth Proportional to 14,304,636.83, 21,429,954.40 and 8,451,357.21

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Solution

The fourth proportional to 14,304,636.83, 21,429,954.40 and 8,451,357.21 is: 12,661,083.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304,636.83 : 21,429,954.40 = 8,451,357.21 : x
  2. Step 2: Convert to fraction form
    14,304,636.83/21,429,954.40 = 8,451,357.21/x
  3. Step 3: Cross multiply
    14,304,636.83x = 21,429,954.40 × 8,451,357.21
  4. Step 4: Simplify right side
    14,304,636.83x = 181,112,199,628,411.22
  5. Step 5: Solve for x
    x = 181,112,199,628,411.22/14,304,636.83
  6. Step 6: Final answer
    x = 12,661,083.38

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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.