Home / 6,912,669.51-10,368,992.65-2,866,457.07

Finding the Fourth Proportional to 6,912,669.51, 10,368,992.65 and 2,866,457.07

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Solution

The fourth proportional to 6,912,669.51, 10,368,992.65 and 2,866,457.07 is: 4,299,680.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,669.51 : 10,368,992.65 = 2,866,457.07 : x
  2. Step 2: Convert to fraction form
    6,912,669.51/10,368,992.65 = 2,866,457.07/x
  3. Step 3: Cross multiply
    6,912,669.51x = 10,368,992.65 × 2,866,457.07
  4. Step 4: Simplify right side
    6,912,669.51x = 29,722,272,290,370.54
  5. Step 5: Solve for x
    x = 29,722,272,290,370.54/6,912,669.51
  6. Step 6: Final answer
    x = 4,299,680.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.