Home / 30,019,400.28-41,426,807.80-16,268,364.41

Finding the Fourth Proportional to 30,019,400.28, 41,426,807.80 and 16,268,364.41

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Solution

The fourth proportional to 30,019,400.28, 41,426,807.80 and 16,268,364.41 is: 22,450,362.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,019,400.28 : 41,426,807.80 = 16,268,364.41 : x
  2. Step 2: Convert to fraction form
    30,019,400.28/41,426,807.80 = 16,268,364.41/x
  3. Step 3: Cross multiply
    30,019,400.28x = 41,426,807.80 × 16,268,364.41
  4. Step 4: Simplify right side
    30,019,400.28x = 673,946,405,426,296.25
  5. Step 5: Solve for x
    x = 673,946,405,426,296.25/30,019,400.28
  6. Step 6: Final answer
    x = 22,450,362.07

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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.