Home / 4,985,976.37-6,883,849.67-3,127,939.28

Finding the Fourth Proportional to 4,985,976.37, 6,883,849.67 and 3,127,939.28

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Solution

The fourth proportional to 4,985,976.37, 6,883,849.67 and 3,127,939.28 is: 4,318,565.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985,976.37 : 6,883,849.67 = 3,127,939.28 : x
  2. Step 2: Convert to fraction form
    4,985,976.37/6,883,849.67 = 3,127,939.28/x
  3. Step 3: Cross multiply
    4,985,976.37x = 6,883,849.67 × 3,127,939.28
  4. Step 4: Simplify right side
    4,985,976.37x = 21,532,263,736,802.70
  5. Step 5: Solve for x
    x = 21,532,263,736,802.70/4,985,976.37
  6. Step 6: Final answer
    x = 4,318,565.14

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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.