Home / 5,705,643.42-7,873,983-3,127,323.60

Finding the Fourth Proportional to 5,705,643.42, 7,873,983 and 3,127,323.60

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Solution

The fourth proportional to 5,705,643.42, 7,873,983 and 3,127,323.60 is: 4,315,813.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705,643.42 : 7,873,983 = 3,127,323.60 : x
  2. Step 2: Convert to fraction form
    5,705,643.42/7,873,983 = 3,127,323.60/x
  3. Step 3: Cross multiply
    5,705,643.42x = 7,873,983 × 3,127,323.60
  4. Step 4: Simplify right side
    5,705,643.42x = 24,624,492,861,898.80
  5. Step 5: Solve for x
    x = 24,624,492,861,898.80/5,705,643.42
  6. Step 6: Final answer
    x = 4,315,813.49

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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.