Home / 12,194,296.10-16,826,915.82-7,039,318.40

Finding the Fourth Proportional to 12,194,296.10, 16,826,915.82 and 7,039,318.40

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Solution

The fourth proportional to 12,194,296.10, 16,826,915.82 and 7,039,318.40 is: 9,713,559.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194,296.10 : 16,826,915.82 = 7,039,318.40 : x
  2. Step 2: Convert to fraction form
    12,194,296.10/16,826,915.82 = 7,039,318.40/x
  3. Step 3: Cross multiply
    12,194,296.10x = 16,826,915.82 × 7,039,318.40
  4. Step 4: Simplify right side
    12,194,296.10x = 118,450,018,146,977.09
  5. Step 5: Solve for x
    x = 118,450,018,146,977.09/12,194,296.10
  6. Step 6: Final answer
    x = 9,713,559.29

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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.