Home / 16,643,506.30-24,967,991.85-5,128,975.51

Finding the Fourth Proportional to 16,643,506.30, 24,967,991.85 and 5,128,975.51

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Solution

The fourth proportional to 16,643,506.30, 24,967,991.85 and 5,128,975.51 is: 7,694,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,643,506.30 : 24,967,991.85 = 5,128,975.51 : x
  2. Step 2: Convert to fraction form
    16,643,506.30/24,967,991.85 = 5,128,975.51/x
  3. Step 3: Cross multiply
    16,643,506.30x = 24,967,991.85 × 5,128,975.51
  4. Step 4: Simplify right side
    16,643,506.30x = 128,060,218,732,529.59
  5. Step 5: Solve for x
    x = 128,060,218,732,529.59/16,643,506.30
  6. Step 6: Final answer
    x = 7,694,305.30

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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.