Home / 5,103,768.96-7,043,360.67-2,928,709.98

Finding the Fourth Proportional to 5,103,768.96, 7,043,360.67 and 2,928,709.98

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Solution

The fourth proportional to 5,103,768.96, 7,043,360.67 and 2,928,709.98 is: 4,041,711.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103,768.96 : 7,043,360.67 = 2,928,709.98 : x
  2. Step 2: Convert to fraction form
    5,103,768.96/7,043,360.67 = 2,928,709.98/x
  3. Step 3: Cross multiply
    5,103,768.96x = 7,043,360.67 × 2,928,709.98
  4. Step 4: Simplify right side
    5,103,768.96x = 20,627,960,686,968.48
  5. Step 5: Solve for x
    x = 20,627,960,686,968.48/5,103,768.96
  6. Step 6: Final answer
    x = 4,041,711.30

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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.