Home / 20,545,311.02-30,820,005.90-7,594,855.65

Finding the Fourth Proportional to 20,545,311.02, 30,820,005.90 and 7,594,855.65

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Solution

The fourth proportional to 20,545,311.02, 30,820,005.90 and 7,594,855.65 is: 11,393,037.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,545,311.02 : 30,820,005.90 = 7,594,855.65 : x
  2. Step 2: Convert to fraction form
    20,545,311.02/30,820,005.90 = 7,594,855.65/x
  3. Step 3: Cross multiply
    20,545,311.02x = 30,820,005.90 × 7,594,855.65
  4. Step 4: Simplify right side
    20,545,311.02x = 234,073,495,942,648.34
  5. Step 5: Solve for x
    x = 234,073,495,942,648.34/20,545,311.02
  6. Step 6: Final answer
    x = 11,393,037.36

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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.