Home / 8,499,442.30-11,728,888.19-4,631,880.42

Finding the Fourth Proportional to 8,499,442.30, 11,728,888.19 and 4,631,880.42

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Solution

The fourth proportional to 8,499,442.30, 11,728,888.19 and 4,631,880.42 is: 6,391,808.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,499,442.30 : 11,728,888.19 = 4,631,880.42 : x
  2. Step 2: Convert to fraction form
    8,499,442.30/11,728,888.19 = 4,631,880.42/x
  3. Step 3: Cross multiply
    8,499,442.30x = 11,728,888.19 × 4,631,880.42
  4. Step 4: Simplify right side
    8,499,442.30x = 54,326,807,555,630.23
  5. Step 5: Solve for x
    x = 54,326,807,555,630.23/8,499,442.30
  6. Step 6: Final answer
    x = 6,391,808.50

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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.