Home / 6,426,514.14-9,639,804.18-2,166,719.28

Finding the Fourth Proportional to 6,426,514.14, 9,639,804.18 and 2,166,719.28

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Solution

The fourth proportional to 6,426,514.14, 9,639,804.18 and 2,166,719.28 is: 3,250,090.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426,514.14 : 9,639,804.18 = 2,166,719.28 : x
  2. Step 2: Convert to fraction form
    6,426,514.14/9,639,804.18 = 2,166,719.28/x
  3. Step 3: Cross multiply
    6,426,514.14x = 9,639,804.18 × 2,166,719.28
  4. Step 4: Simplify right side
    6,426,514.14x = 20,886,749,572,230.59
  5. Step 5: Solve for x
    x = 20,886,749,572,230.59/6,426,514.14
  6. Step 6: Final answer
    x = 3,250,090.04

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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.