Home / 12,295,811.70-18,455,527.35-6,237,384.30

Finding the Fourth Proportional to 12,295,811.70, 18,455,527.35 and 6,237,384.30

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Solution

The fourth proportional to 12,295,811.70, 18,455,527.35 and 6,237,384.30 is: 9,362,067.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,811.70 : 18,455,527.35 = 6,237,384.30 : x
  2. Step 2: Convert to fraction form
    12,295,811.70/18,455,527.35 = 6,237,384.30/x
  3. Step 3: Cross multiply
    12,295,811.70x = 18,455,527.35 × 6,237,384.30
  4. Step 4: Simplify right side
    12,295,811.70x = 115,114,216,541,110.61
  5. Step 5: Solve for x
    x = 115,114,216,541,110.61/12,295,811.70
  6. Step 6: Final answer
    x = 9,362,067.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.