Home / 6,878,527.20-10,315,166.40-2,084,623.20

Finding the Fourth Proportional to 6,878,527.20, 10,315,166.40 and 2,084,623.20

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Solution

The fourth proportional to 6,878,527.20, 10,315,166.40 and 2,084,623.20 is: 3,126,139.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878,527.20 : 10,315,166.40 = 2,084,623.20 : x
  2. Step 2: Convert to fraction form
    6,878,527.20/10,315,166.40 = 2,084,623.20/x
  3. Step 3: Cross multiply
    6,878,527.20x = 10,315,166.40 × 2,084,623.20
  4. Step 4: Simplify right side
    6,878,527.20x = 21,503,235,189,300.48
  5. Step 5: Solve for x
    x = 21,503,235,189,300.48/6,878,527.20
  6. Step 6: Final answer
    x = 3,126,139.44

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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.