Home / 6,959,803.20-10,439,186.40-2,915,246.40

Finding the Fourth Proportional to 6,959,803.20, 10,439,186.40 and 2,915,246.40

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Solution

The fourth proportional to 6,959,803.20, 10,439,186.40 and 2,915,246.40 is: 4,372,652.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,959,803.20 : 10,439,186.40 = 2,915,246.40 : x
  2. Step 2: Convert to fraction form
    6,959,803.20/10,439,186.40 = 2,915,246.40/x
  3. Step 3: Cross multiply
    6,959,803.20x = 10,439,186.40 × 2,915,246.40
  4. Step 4: Simplify right side
    6,959,803.20x = 30,432,800,571,528.96
  5. Step 5: Solve for x
    x = 30,432,800,571,528.96/6,959,803.20
  6. Step 6: Final answer
    x = 4,372,652.46

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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.