Home / 8,319,133.80-12,460,038.30-6,826,141.80

Finding the Fourth Proportional to 8,319,133.80, 12,460,038.30 and 6,826,141.80

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Solution

The fourth proportional to 8,319,133.80, 12,460,038.30 and 6,826,141.80 is: 10,223,899.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319,133.80 : 12,460,038.30 = 6,826,141.80 : x
  2. Step 2: Convert to fraction form
    8,319,133.80/12,460,038.30 = 6,826,141.80/x
  3. Step 3: Cross multiply
    8,319,133.80x = 12,460,038.30 × 6,826,141.80
  4. Step 4: Simplify right side
    8,319,133.80x = 85,053,988,269,230.94
  5. Step 5: Solve for x
    x = 85,053,988,269,230.94/8,319,133.80
  6. Step 6: Final answer
    x = 10,223,899.54

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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.