Home / 8,136,478.50-12,204,320.85-3,019,903.98

Finding the Fourth Proportional to 8,136,478.50, 12,204,320.85 and 3,019,903.98

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Solution

The fourth proportional to 8,136,478.50, 12,204,320.85 and 3,019,903.98 is: 4,529,708.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136,478.50 : 12,204,320.85 = 3,019,903.98 : x
  2. Step 2: Convert to fraction form
    8,136,478.50/12,204,320.85 = 3,019,903.98/x
  3. Step 3: Cross multiply
    8,136,478.50x = 12,204,320.85 × 3,019,903.98
  4. Step 4: Simplify right side
    8,136,478.50x = 36,855,877,108,111.98
  5. Step 5: Solve for x
    x = 36,855,877,108,111.98/8,136,478.50
  6. Step 6: Final answer
    x = 4,529,708.66

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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.