Home / 18,574,138.20-27,837,587.70-16,542,852.60

Finding the Fourth Proportional to 18,574,138.20, 27,837,587.70 and 16,542,852.60

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Solution

The fourth proportional to 18,574,138.20, 27,837,587.70 and 16,542,852.60 is: 24,793,242.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,574,138.20 : 27,837,587.70 = 16,542,852.60 : x
  2. Step 2: Convert to fraction form
    18,574,138.20/27,837,587.70 = 16,542,852.60/x
  3. Step 3: Cross multiply
    18,574,138.20x = 27,837,587.70 × 16,542,852.60
  4. Step 4: Simplify right side
    18,574,138.20x = 460,513,110,060,673
  5. Step 5: Solve for x
    x = 460,513,110,060,673/18,574,138.20
  6. Step 6: Final answer
    x = 24,793,242.36

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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.