Home / 12,414,701.66-18,621,835.16-5,586,442.07

Finding the Fourth Proportional to 12,414,701.66, 18,621,835.16 and 5,586,442.07

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Solution

The fourth proportional to 12,414,701.66, 18,621,835.16 and 5,586,442.07 is: 8,379,565.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414,701.66 : 18,621,835.16 = 5,586,442.07 : x
  2. Step 2: Convert to fraction form
    12,414,701.66/18,621,835.16 = 5,586,442.07/x
  3. Step 3: Cross multiply
    12,414,701.66x = 18,621,835.16 × 5,586,442.07
  4. Step 4: Simplify right side
    12,414,701.66x = 104,029,803,237,387.81
  5. Step 5: Solve for x
    x = 104,029,803,237,387.81/12,414,701.66
  6. Step 6: Final answer
    x = 8,379,565.30

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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.