Home / 19,688,286.21-27,169,835.52-10,867,739.32

Finding the Fourth Proportional to 19,688,286.21, 27,169,835.52 and 10,867,739.32

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Solution

The fourth proportional to 19,688,286.21, 27,169,835.52 and 10,867,739.32 is: 14,997,480.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,688,286.21 : 27,169,835.52 = 10,867,739.32 : x
  2. Step 2: Convert to fraction form
    19,688,286.21/27,169,835.52 = 10,867,739.32/x
  3. Step 3: Cross multiply
    19,688,286.21x = 27,169,835.52 × 10,867,739.32
  4. Step 4: Simplify right side
    19,688,286.21x = 295,274,689,812,232.75
  5. Step 5: Solve for x
    x = 295,274,689,812,232.75/19,688,286.21
  6. Step 6: Final answer
    x = 14,997,480.56

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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.