Home / 7,284,609.36-10,052,842.23-4,021,425.72

Finding the Fourth Proportional to 7,284,609.36, 10,052,842.23 and 4,021,425.72

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Solution

The fourth proportional to 7,284,609.36, 10,052,842.23 and 4,021,425.72 is: 5,549,612.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284,609.36 : 10,052,842.23 = 4,021,425.72 : x
  2. Step 2: Convert to fraction form
    7,284,609.36/10,052,842.23 = 4,021,425.72/x
  3. Step 3: Cross multiply
    7,284,609.36x = 10,052,842.23 × 4,021,425.72
  4. Step 4: Simplify right side
    7,284,609.36x = 40,426,758,302,824.16
  5. Step 5: Solve for x
    x = 40,426,758,302,824.16/7,284,609.36
  6. Step 6: Final answer
    x = 5,549,612.38

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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.