Home / 5,100,055.80-7,038,231.84-2,808,298.56

Finding the Fourth Proportional to 5,100,055.80, 7,038,231.84 and 2,808,298.56

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Solution

The fourth proportional to 5,100,055.80, 7,038,231.84 and 2,808,298.56 is: 3,875,537.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100,055.80 : 7,038,231.84 = 2,808,298.56 : x
  2. Step 2: Convert to fraction form
    5,100,055.80/7,038,231.84 = 2,808,298.56/x
  3. Step 3: Cross multiply
    5,100,055.80x = 7,038,231.84 × 2,808,298.56
  4. Step 4: Simplify right side
    5,100,055.80x = 19,765,456,341,218.15
  5. Step 5: Solve for x
    x = 19,765,456,341,218.15/5,100,055.80
  6. Step 6: Final answer
    x = 3,875,537.27

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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.