Home / 6,426,160.14-9,640,835.60-3,189,216.98

Finding the Fourth Proportional to 6,426,160.14, 9,640,835.60 and 3,189,216.98

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Solution

The fourth proportional to 6,426,160.14, 9,640,835.60 and 3,189,216.98 is: 4,784,617.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426,160.14 : 9,640,835.60 = 3,189,216.98 : x
  2. Step 2: Convert to fraction form
    6,426,160.14/9,640,835.60 = 3,189,216.98/x
  3. Step 3: Cross multiply
    6,426,160.14x = 9,640,835.60 × 3,189,216.98
  4. Step 4: Simplify right side
    6,426,160.14x = 30,746,716,596,908.49
  5. Step 5: Solve for x
    x = 30,746,716,596,908.49/6,426,160.14
  6. Step 6: Final answer
    x = 4,784,617.24

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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.