Home / 8,545,070.70-12,813,008.22-3,424,931.10

Finding the Fourth Proportional to 8,545,070.70, 12,813,008.22 and 3,424,931.10

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Solution

The fourth proportional to 8,545,070.70, 12,813,008.22 and 3,424,931.10 is: 5,135,553.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545,070.70 : 12,813,008.22 = 3,424,931.10 : x
  2. Step 2: Convert to fraction form
    8,545,070.70/12,813,008.22 = 3,424,931.10/x
  3. Step 3: Cross multiply
    8,545,070.70x = 12,813,008.22 × 3,424,931.10
  4. Step 4: Simplify right side
    8,545,070.70x = 43,883,670,337,233.65
  5. Step 5: Solve for x
    x = 43,883,670,337,233.65/8,545,070.70
  6. Step 6: Final answer
    x = 5,135,553.80

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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.