Home / 12,629,518.98-17,427,434.71-9,323,571.51

Finding the Fourth Proportional to 12,629,518.98, 17,427,434.71 and 9,323,571.51

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Solution

The fourth proportional to 12,629,518.98, 17,427,434.71 and 9,323,571.51 is: 12,865,567.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,629,518.98 : 17,427,434.71 = 9,323,571.51 : x
  2. Step 2: Convert to fraction form
    12,629,518.98/17,427,434.71 = 9,323,571.51/x
  3. Step 3: Cross multiply
    12,629,518.98x = 17,427,434.71 × 9,323,571.51
  4. Step 4: Simplify right side
    12,629,518.98x = 162,485,933,754,541.12
  5. Step 5: Solve for x
    x = 162,485,933,754,541.12/12,629,518.98
  6. Step 6: Final answer
    x = 12,865,567.88

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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.