Home / 9,337,940.58-12,886,380.84-5,208,239.28

Finding the Fourth Proportional to 9,337,940.58, 12,886,380.84 and 5,208,239.28

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Solution

The fourth proportional to 9,337,940.58, 12,886,380.84 and 5,208,239.28 is: 7,187,382.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,337,940.58 : 12,886,380.84 = 5,208,239.28 : x
  2. Step 2: Convert to fraction form
    9,337,940.58/12,886,380.84 = 5,208,239.28/x
  3. Step 3: Cross multiply
    9,337,940.58x = 12,886,380.84 × 5,208,239.28
  4. Step 4: Simplify right side
    9,337,940.58x = 67,115,354,867,927.40
  5. Step 5: Solve for x
    x = 67,115,354,867,927.40/9,337,940.58
  6. Step 6: Final answer
    x = 7,187,382.95

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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.