Home / 10,013,368.88-15,013,416.72-3,622,789.64

Finding the Fourth Proportional to 10,013,368.88, 15,013,416.72 and 3,622,789.64

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Solution

The fourth proportional to 10,013,368.88, 15,013,416.72 and 3,622,789.64 is: 5,431,783.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013,368.88 : 15,013,416.72 = 3,622,789.64 : x
  2. Step 2: Convert to fraction form
    10,013,368.88/15,013,416.72 = 3,622,789.64/x
  3. Step 3: Cross multiply
    10,013,368.88x = 15,013,416.72 × 3,622,789.64
  4. Step 4: Simplify right side
    10,013,368.88x = 54,390,450,554,218.79
  5. Step 5: Solve for x
    x = 54,390,450,554,218.79/10,013,368.88
  6. Step 6: Final answer
    x = 5,431,783.37

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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.