Home / 14,148,998.20-21,212,999.70-4,558,857.40

Finding the Fourth Proportional to 14,148,998.20, 21,212,999.70 and 4,558,857.40

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Solution

The fourth proportional to 14,148,998.20, 21,212,999.70 and 4,558,857.40 is: 6,834,903.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,148,998.20 : 21,212,999.70 = 4,558,857.40 : x
  2. Step 2: Convert to fraction form
    14,148,998.20/21,212,999.70 = 4,558,857.40/x
  3. Step 3: Cross multiply
    14,148,998.20x = 21,212,999.70 × 4,558,857.40
  4. Step 4: Simplify right side
    14,148,998.20x = 96,707,040,658,542.78
  5. Step 5: Solve for x
    x = 96,707,040,658,542.78/14,148,998.20
  6. Step 6: Final answer
    x = 6,834,903.74

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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.