Home / 15,552,020.64-21,461,801.94-8,676,504.12

Finding the Fourth Proportional to 15,552,020.64, 21,461,801.94 and 8,676,504.12

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Solution

The fourth proportional to 15,552,020.64, 21,461,801.94 and 8,676,504.12 is: 11,973,583.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,020.64 : 21,461,801.94 = 8,676,504.12 : x
  2. Step 2: Convert to fraction form
    15,552,020.64/21,461,801.94 = 8,676,504.12/x
  3. Step 3: Cross multiply
    15,552,020.64x = 21,461,801.94 × 8,676,504.12
  4. Step 4: Simplify right side
    15,552,020.64x = 186,213,412,955,034
  5. Step 5: Solve for x
    x = 186,213,412,955,034/15,552,020.64
  6. Step 6: Final answer
    x = 11,973,583.19

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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.