Home / 4,429,288.40-6,643,932.60-3,869,416.40

Finding the Fourth Proportional to 4,429,288.40, 6,643,932.60 and 3,869,416.40

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Solution

The fourth proportional to 4,429,288.40, 6,643,932.60 and 3,869,416.40 is: 5,804,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429,288.40 : 6,643,932.60 = 3,869,416.40 : x
  2. Step 2: Convert to fraction form
    4,429,288.40/6,643,932.60 = 3,869,416.40/x
  3. Step 3: Cross multiply
    4,429,288.40x = 6,643,932.60 × 3,869,416.40
  4. Step 4: Simplify right side
    4,429,288.40x = 25,708,141,762,934.64
  5. Step 5: Solve for x
    x = 25,708,141,762,934.64/4,429,288.40
  6. Step 6: Final answer
    x = 5,804,124.60

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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.