Home / 7,714,146.12-10,645,114.78-4,405,789.94

Finding the Fourth Proportional to 7,714,146.12, 10,645,114.78 and 4,405,789.94

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Solution

The fourth proportional to 7,714,146.12, 10,645,114.78 and 4,405,789.94 is: 6,079,757.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,714,146.12 : 10,645,114.78 = 4,405,789.94 : x
  2. Step 2: Convert to fraction form
    7,714,146.12/10,645,114.78 = 4,405,789.94/x
  3. Step 3: Cross multiply
    7,714,146.12x = 10,645,114.78 × 4,405,789.94
  4. Step 4: Simplify right side
    7,714,146.12x = 46,900,139,600,070.16
  5. Step 5: Solve for x
    x = 46,900,139,600,070.16/7,714,146.12
  6. Step 6: Final answer
    x = 6,079,757.74

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1.5x scale

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.