Home / 14,090,559.12-19,433,443.09-9,918,056.54

Finding the Fourth Proportional to 14,090,559.12, 19,433,443.09 and 9,918,056.54

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Solution

The fourth proportional to 14,090,559.12, 19,433,443.09 and 9,918,056.54 is: 13,678,803.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,090,559.12 : 19,433,443.09 = 9,918,056.54 : x
  2. Step 2: Convert to fraction form
    14,090,559.12/19,433,443.09 = 9,918,056.54/x
  3. Step 3: Cross multiply
    14,090,559.12x = 19,433,443.09 × 9,918,056.54
  4. Step 4: Simplify right side
    14,090,559.12x = 192,741,987,284,405.34
  5. Step 5: Solve for x
    x = 192,741,987,284,405.34/14,090,559.12
  6. Step 6: Final answer
    x = 13,678,803.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.