Home / 8,571,394.21-12,856,303.98-2,891,667.73

Finding the Fourth Proportional to 8,571,394.21, 12,856,303.98 and 2,891,667.73

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Solution

The fourth proportional to 8,571,394.21, 12,856,303.98 and 2,891,667.73 is: 4,337,235.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,571,394.21 : 12,856,303.98 = 2,891,667.73 : x
  2. Step 2: Convert to fraction form
    8,571,394.21/12,856,303.98 = 2,891,667.73/x
  3. Step 3: Cross multiply
    8,571,394.21x = 12,856,303.98 × 2,891,667.73
  4. Step 4: Simplify right side
    8,571,394.21x = 37,176,159,313,895.80
  5. Step 5: Solve for x
    x = 37,176,159,313,895.80/8,571,394.21
  6. Step 6: Final answer
    x = 4,337,235.98

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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.