Home / 12,322,554.95-16,999,468.31-7,973,059.07

Finding the Fourth Proportional to 12,322,554.95, 16,999,468.31 and 7,973,059.07

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Solution

The fourth proportional to 12,322,554.95, 16,999,468.31 and 7,973,059.07 is: 10,999,160.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,322,554.95 : 16,999,468.31 = 7,973,059.07 : x
  2. Step 2: Convert to fraction form
    12,322,554.95/16,999,468.31 = 7,973,059.07/x
  3. Step 3: Cross multiply
    12,322,554.95x = 16,999,468.31 × 7,973,059.07
  4. Step 4: Simplify right side
    12,322,554.95x = 135,537,764,954,357.78
  5. Step 5: Solve for x
    x = 135,537,764,954,357.78/12,322,554.95
  6. Step 6: Final answer
    x = 10,999,160.93

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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.