Home / 5,176,153.10-7,142,766.34-2,852,917.77

Finding the Fourth Proportional to 5,176,153.10, 7,142,766.34 and 2,852,917.77

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Solution

The fourth proportional to 5,176,153.10, 7,142,766.34 and 2,852,917.77 is: 3,936,847.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,153.10 : 7,142,766.34 = 2,852,917.77 : x
  2. Step 2: Convert to fraction form
    5,176,153.10/7,142,766.34 = 2,852,917.77/x
  3. Step 3: Cross multiply
    5,176,153.10x = 7,142,766.34 × 2,852,917.77
  4. Step 4: Simplify right side
    5,176,153.10x = 20,377,725,009,199.63
  5. Step 5: Solve for x
    x = 20,377,725,009,199.63/5,176,153.10
  6. Step 6: Final answer
    x = 3,936,847.43

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1.5x scale

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.