Home / 9,785,745.70-14,678,618.55-8,903,947.30

Finding the Fourth Proportional to 9,785,745.70, 14,678,618.55 and 8,903,947.30

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Solution

The fourth proportional to 9,785,745.70, 14,678,618.55 and 8,903,947.30 is: 13,355,920.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785,745.70 : 14,678,618.55 = 8,903,947.30 : x
  2. Step 2: Convert to fraction form
    9,785,745.70/14,678,618.55 = 8,903,947.30/x
  3. Step 3: Cross multiply
    9,785,745.70x = 14,678,618.55 × 8,903,947.30
  4. Step 4: Simplify right side
    9,785,745.70x = 130,697,646,006,002.44
  5. Step 5: Solve for x
    x = 130,697,646,006,002.44/9,785,745.70
  6. Step 6: Final answer
    x = 13,355,920.95

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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.