Home / 11,754,280.80-17,631,421.20-10,903,975.20

Finding the Fourth Proportional to 11,754,280.80, 17,631,421.20 and 10,903,975.20

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Solution

The fourth proportional to 11,754,280.80, 17,631,421.20 and 10,903,975.20 is: 16,355,962.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,754,280.80 : 17,631,421.20 = 10,903,975.20 : x
  2. Step 2: Convert to fraction form
    11,754,280.80/17,631,421.20 = 10,903,975.20/x
  3. Step 3: Cross multiply
    11,754,280.80x = 17,631,421.20 × 10,903,975.20
  4. Step 4: Simplify right side
    11,754,280.80x = 192,252,579,505,554.22
  5. Step 5: Solve for x
    x = 192,252,579,505,554.22/11,754,280.80
  6. Step 6: Final answer
    x = 16,355,962.80

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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.