Home / 53,171,199.72-79,756,810.94-16,783,265.16

Finding the Fourth Proportional to 53,171,199.72, 79,756,810.94 and 16,783,265.16

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Solution

The fourth proportional to 53,171,199.72, 79,756,810.94 and 16,783,265.16 is: 25,174,901.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,171,199.72 : 79,756,810.94 = 16,783,265.16 : x
  2. Step 2: Convert to fraction form
    53,171,199.72/79,756,810.94 = 16,783,265.16/x
  3. Step 3: Cross multiply
    53,171,199.72x = 79,756,810.94 × 16,783,265.16
  4. Step 4: Simplify right side
    53,171,199.72x = 1,338,579,706,322,008.75
  5. Step 5: Solve for x
    x = 1,338,579,706,322,008.75/53,171,199.72
  6. Step 6: Final answer
    x = 25,174,901.33

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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.