Home / 6,630,330.10-9,144,396.79-3,911,451.70

Finding the Fourth Proportional to 6,630,330.10, 9,144,396.79 and 3,911,451.70

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Solution

The fourth proportional to 6,630,330.10, 9,144,396.79 and 3,911,451.70 is: 5,394,583.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630,330.10 : 9,144,396.79 = 3,911,451.70 : x
  2. Step 2: Convert to fraction form
    6,630,330.10/9,144,396.79 = 3,911,451.70/x
  3. Step 3: Cross multiply
    6,630,330.10x = 9,144,396.79 × 3,911,451.70
  4. Step 4: Simplify right side
    6,630,330.10x = 35,767,866,369,720.04
  5. Step 5: Solve for x
    x = 35,767,866,369,720.04/6,630,330.10
  6. Step 6: Final answer
    x = 5,394,583.05

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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.