Home / 50,447,420.57-75,671,131.85-12,108,934.68

Finding the Fourth Proportional to 50,447,420.57, 75,671,131.85 and 12,108,934.68

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Solution

The fourth proportional to 50,447,420.57, 75,671,131.85 and 12,108,934.68 is: 18,163,402.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,447,420.57 : 75,671,131.85 = 12,108,934.68 : x
  2. Step 2: Convert to fraction form
    50,447,420.57/75,671,131.85 = 12,108,934.68/x
  3. Step 3: Cross multiply
    50,447,420.57x = 75,671,131.85 × 12,108,934.68
  4. Step 4: Simplify right side
    50,447,420.57x = 916,296,792,672,772.88
  5. Step 5: Solve for x
    x = 916,296,792,672,772.88/50,447,420.57
  6. Step 6: Final answer
    x = 18,163,402.26

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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.