Home / 8,519,704.49-12,784,206.23-4,932,477.74

Finding the Fourth Proportional to 8,519,704.49, 12,784,206.23 and 4,932,477.74

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Solution

The fourth proportional to 8,519,704.49, 12,784,206.23 and 4,932,477.74 is: 7,401,408.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519,704.49 : 12,784,206.23 = 4,932,477.74 : x
  2. Step 2: Convert to fraction form
    8,519,704.49/12,784,206.23 = 4,932,477.74/x
  3. Step 3: Cross multiply
    8,519,704.49x = 12,784,206.23 × 4,932,477.74
  4. Step 4: Simplify right side
    8,519,704.49x = 63,057,812,564,460.91
  5. Step 5: Solve for x
    x = 63,057,812,564,460.91/8,519,704.49
  6. Step 6: Final answer
    x = 7,401,408.43

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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.