Home / 8,429,140.64-12,643,268.16-2,364,292.64

Finding the Fourth Proportional to 8,429,140.64, 12,643,268.16 and 2,364,292.64

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Solution

The fourth proportional to 8,429,140.64, 12,643,268.16 and 2,364,292.64 is: 3,546,314.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,429,140.64 : 12,643,268.16 = 2,364,292.64 : x
  2. Step 2: Convert to fraction form
    8,429,140.64/12,643,268.16 = 2,364,292.64/x
  3. Step 3: Cross multiply
    8,429,140.64x = 12,643,268.16 × 2,364,292.64
  4. Step 4: Simplify right side
    8,429,140.64x = 29,892,385,856,234.34
  5. Step 5: Solve for x
    x = 29,892,385,856,234.34/8,429,140.64
  6. Step 6: Final answer
    x = 3,546,314.76

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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.