Home / 19,483,857.80-29,227,629.90-5,300,433.80

Finding the Fourth Proportional to 19,483,857.80, 29,227,629.90 and 5,300,433.80

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Solution

The fourth proportional to 19,483,857.80, 29,227,629.90 and 5,300,433.80 is: 7,951,152.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,483,857.80 : 29,227,629.90 = 5,300,433.80 : x
  2. Step 2: Convert to fraction form
    19,483,857.80/29,227,629.90 = 5,300,433.80/x
  3. Step 3: Cross multiply
    19,483,857.80x = 29,227,629.90 × 5,300,433.80
  4. Step 4: Simplify right side
    19,483,857.80x = 154,919,117,415,850.59
  5. Step 5: Solve for x
    x = 154,919,117,415,850.59/19,483,857.80
  6. Step 6: Final answer
    x = 7,951,152.13

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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.