Home / 6,911,720.84-9,538,368.59-3,814,439.50

Finding the Fourth Proportional to 6,911,720.84, 9,538,368.59 and 3,814,439.50

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Solution

The fourth proportional to 6,911,720.84, 9,538,368.59 and 3,814,439.50 is: 5,264,033.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,720.84 : 9,538,368.59 = 3,814,439.50 : x
  2. Step 2: Convert to fraction form
    6,911,720.84/9,538,368.59 = 3,814,439.50/x
  3. Step 3: Cross multiply
    6,911,720.84x = 9,538,368.59 × 3,814,439.50
  4. Step 4: Simplify right side
    6,911,720.84x = 36,383,529,861,604.81
  5. Step 5: Solve for x
    x = 36,383,529,861,604.81/6,911,720.84
  6. Step 6: Final answer
    x = 5,264,033.48

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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.