Home / 7,778,896.50-10,734,595.78-4,294,160.43

Finding the Fourth Proportional to 7,778,896.50, 10,734,595.78 and 4,294,160.43

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Solution

The fourth proportional to 7,778,896.50, 10,734,595.78 and 4,294,160.43 is: 5,925,786.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,778,896.50 : 10,734,595.78 = 4,294,160.43 : x
  2. Step 2: Convert to fraction form
    7,778,896.50/10,734,595.78 = 4,294,160.43/x
  3. Step 3: Cross multiply
    7,778,896.50x = 10,734,595.78 × 4,294,160.43
  4. Step 4: Simplify right side
    7,778,896.50x = 46,096,076,430,520.98
  5. Step 5: Solve for x
    x = 46,096,076,430,520.98/7,778,896.50
  6. Step 6: Final answer
    x = 5,925,786.06

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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.