Home / 28,516,161.60-42,816,232.80-22,133,620.80

Finding the Fourth Proportional to 28,516,161.60, 42,816,232.80 and 22,133,620.80

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Solution

The fourth proportional to 28,516,161.60, 42,816,232.80 and 22,133,620.80 is: 33,233,023.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,516,161.60 : 42,816,232.80 = 22,133,620.80 : x
  2. Step 2: Convert to fraction form
    28,516,161.60/42,816,232.80 = 22,133,620.80/x
  3. Step 3: Cross multiply
    28,516,161.60x = 42,816,232.80 × 22,133,620.80
  4. Step 4: Simplify right side
    28,516,161.60x = 947,678,260,879,722.25
  5. Step 5: Solve for x
    x = 947,678,260,879,722.25/28,516,161.60
  6. Step 6: Final answer
    x = 33,233,023.23

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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.