Home / 6,356,136.54-8,771,568.23-3,455,538.49

Finding the Fourth Proportional to 6,356,136.54, 8,771,568.23 and 3,455,538.49

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Solution

The fourth proportional to 6,356,136.54, 8,771,568.23 and 3,455,538.49 is: 4,768,697.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,356,136.54 : 8,771,568.23 = 3,455,538.49 : x
  2. Step 2: Convert to fraction form
    6,356,136.54/8,771,568.23 = 3,455,538.49/x
  3. Step 3: Cross multiply
    6,356,136.54x = 8,771,568.23 × 3,455,538.49
  4. Step 4: Simplify right side
    6,356,136.54x = 30,310,491,636,426.18
  5. Step 5: Solve for x
    x = 30,310,491,636,426.18/6,356,136.54
  6. Step 6: Final answer
    x = 4,768,697.38

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1.5x scale

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.