Home / 4,913,211.34-6,780,736.20-2,953,723.78

Finding the Fourth Proportional to 4,913,211.34, 6,780,736.20 and 2,953,723.78

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Solution

The fourth proportional to 4,913,211.34, 6,780,736.20 and 2,953,723.78 is: 4,076,442.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913,211.34 : 6,780,736.20 = 2,953,723.78 : x
  2. Step 2: Convert to fraction form
    4,913,211.34/6,780,736.20 = 2,953,723.78/x
  3. Step 3: Cross multiply
    4,913,211.34x = 6,780,736.20 × 2,953,723.78
  4. Step 4: Simplify right side
    4,913,211.34x = 20,028,421,759,846.84
  5. Step 5: Solve for x
    x = 20,028,421,759,846.84/4,913,211.34
  6. Step 6: Final answer
    x = 4,076,442.14

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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.