Home / 5,222,734.77-7,208,077.92-2,931,021.21

Finding the Fourth Proportional to 5,222,734.77, 7,208,077.92 and 2,931,021.21

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Solution

The fourth proportional to 5,222,734.77, 7,208,077.92 and 2,931,021.21 is: 4,045,204.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222,734.77 : 7,208,077.92 = 2,931,021.21 : x
  2. Step 2: Convert to fraction form
    5,222,734.77/7,208,077.92 = 2,931,021.21/x
  3. Step 3: Cross multiply
    5,222,734.77x = 7,208,077.92 × 2,931,021.21
  4. Step 4: Simplify right side
    5,222,734.77x = 21,127,029,266,852.68
  5. Step 5: Solve for x
    x = 21,127,029,266,852.68/5,222,734.77
  6. Step 6: Final answer
    x = 4,045,204.32

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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.