Home / 7,284,628.34-10,052,868.45-4,021,444.72

Finding the Fourth Proportional to 7,284,628.34, 10,052,868.45 and 4,021,444.72

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Solution

The fourth proportional to 7,284,628.34, 10,052,868.45 and 4,021,444.72 is: 5,549,638.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284,628.34 : 10,052,868.45 = 4,021,444.72 : x
  2. Step 2: Convert to fraction form
    7,284,628.34/10,052,868.45 = 4,021,444.72/x
  3. Step 3: Cross multiply
    7,284,628.34x = 10,052,868.45 × 4,021,444.72
  4. Step 4: Simplify right side
    7,284,628.34x = 40,427,054,749,107.09
  5. Step 5: Solve for x
    x = 40,427,054,749,107.09/7,284,628.34
  6. Step 6: Final answer
    x = 5,549,638.62

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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.