Home / 6,429,942.03-8,880,684.40-4,234,618.45

Finding the Fourth Proportional to 6,429,942.03, 8,880,684.40 and 4,234,618.45

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Solution

The fourth proportional to 6,429,942.03, 8,880,684.40 and 4,234,618.45 is: 5,848,623.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429,942.03 : 8,880,684.40 = 4,234,618.45 : x
  2. Step 2: Convert to fraction form
    6,429,942.03/8,880,684.40 = 4,234,618.45/x
  3. Step 3: Cross multiply
    6,429,942.03x = 8,880,684.40 × 4,234,618.45
  4. Step 4: Simplify right side
    6,429,942.03x = 37,606,309,964,463.77
  5. Step 5: Solve for x
    x = 37,606,309,964,463.77/6,429,942.03
  6. Step 6: Final answer
    x = 5,848,623.49

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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.