Home / 12,326,043.78-17,015,388.75-7,366,235.33

Finding the Fourth Proportional to 12,326,043.78, 17,015,388.75 and 7,366,235.33

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Solution

The fourth proportional to 12,326,043.78, 17,015,388.75 and 7,366,235.33 is: 10,168,660.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,326,043.78 : 17,015,388.75 = 7,366,235.33 : x
  2. Step 2: Convert to fraction form
    12,326,043.78/17,015,388.75 = 7,366,235.33/x
  3. Step 3: Cross multiply
    12,326,043.78x = 17,015,388.75 × 7,366,235.33
  4. Step 4: Simplify right side
    12,326,043.78x = 125,339,357,731,482.67
  5. Step 5: Solve for x
    x = 125,339,357,731,482.67/12,326,043.78
  6. Step 6: Final answer
    x = 10,168,660.76

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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.