Home / 12,804,958.94-17,671,409.43-7,374,200.54

Finding the Fourth Proportional to 12,804,958.94, 17,671,409.43 and 7,374,200.54

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Solution

The fourth proportional to 12,804,958.94, 17,671,409.43 and 7,374,200.54 is: 10,176,722.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804,958.94 : 17,671,409.43 = 7,374,200.54 : x
  2. Step 2: Convert to fraction form
    12,804,958.94/17,671,409.43 = 7,374,200.54/x
  3. Step 3: Cross multiply
    12,804,958.94x = 17,671,409.43 × 7,374,200.54
  4. Step 4: Simplify right side
    12,804,958.94x = 130,312,516,961,267.09
  5. Step 5: Solve for x
    x = 130,312,516,961,267.09/12,804,958.94
  6. Step 6: Final answer
    x = 10,176,722.75

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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.