Home / 5,410,989.76-8,114,570.34-1,572,013.66

Finding the Fourth Proportional to 5,410,989.76, 8,114,570.34 and 1,572,013.66

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Solution

The fourth proportional to 5,410,989.76, 8,114,570.34 and 1,572,013.66 is: 2,357,464.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410,989.76 : 8,114,570.34 = 1,572,013.66 : x
  2. Step 2: Convert to fraction form
    5,410,989.76/8,114,570.34 = 1,572,013.66/x
  3. Step 3: Cross multiply
    5,410,989.76x = 8,114,570.34 × 1,572,013.66
  4. Step 4: Simplify right side
    5,410,989.76x = 12,756,215,419,510.84
  5. Step 5: Solve for x
    x = 12,756,215,419,510.84/5,410,989.76
  6. Step 6: Final answer
    x = 2,357,464.34

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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.