Home / 8,737,198.80-13,105,798.20-7,886,893.20

Finding the Fourth Proportional to 8,737,198.80, 13,105,798.20 and 7,886,893.20

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Solution

The fourth proportional to 8,737,198.80, 13,105,798.20 and 7,886,893.20 is: 11,830,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,198.80 : 13,105,798.20 = 7,886,893.20 : x
  2. Step 2: Convert to fraction form
    8,737,198.80/13,105,798.20 = 7,886,893.20/x
  3. Step 3: Cross multiply
    8,737,198.80x = 13,105,798.20 × 7,886,893.20
  4. Step 4: Simplify right side
    8,737,198.80x = 103,364,030,704,152.23
  5. Step 5: Solve for x
    x = 103,364,030,704,152.23/8,737,198.80
  6. Step 6: Final answer
    x = 11,830,339.80

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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.