Home / 12,147,390.54-16,763,598.18-7,253,040.33

Finding the Fourth Proportional to 12,147,390.54, 16,763,598.18 and 7,253,040.33

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Solution

The fourth proportional to 12,147,390.54, 16,763,598.18 and 7,253,040.33 is: 10,009,314.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,147,390.54 : 16,763,598.18 = 7,253,040.33 : x
  2. Step 2: Convert to fraction form
    12,147,390.54/16,763,598.18 = 7,253,040.33/x
  3. Step 3: Cross multiply
    12,147,390.54x = 16,763,598.18 × 7,253,040.33
  4. Step 4: Simplify right side
    12,147,390.54x = 121,587,053,675,454.59
  5. Step 5: Solve for x
    x = 121,587,053,675,454.59/12,147,390.54
  6. Step 6: Final answer
    x = 10,009,314.62

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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.