Home / 9,439,286.40-13,022,856-5,569,871.04

Finding the Fourth Proportional to 9,439,286.40, 13,022,856 and 5,569,871.04

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Solution

The fourth proportional to 9,439,286.40, 13,022,856 and 5,569,871.04 is: 7,684,439.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439,286.40 : 13,022,856 = 5,569,871.04 : x
  2. Step 2: Convert to fraction form
    9,439,286.40/13,022,856 = 5,569,871.04/x
  3. Step 3: Cross multiply
    9,439,286.40x = 13,022,856 × 5,569,871.04
  4. Step 4: Simplify right side
    9,439,286.40x = 72,535,628,492,490.23
  5. Step 5: Solve for x
    x = 72,535,628,492,490.23/9,439,286.40
  6. Step 6: Final answer
    x = 7,684,439.84

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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.