Home / 12,342,579.12-18,525,809.16-5,957,325.36

Finding the Fourth Proportional to 12,342,579.12, 18,525,809.16 and 5,957,325.36

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Solution

The fourth proportional to 12,342,579.12, 18,525,809.16 and 5,957,325.36 is: 8,941,751.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,342,579.12 : 18,525,809.16 = 5,957,325.36 : x
  2. Step 2: Convert to fraction form
    12,342,579.12/18,525,809.16 = 5,957,325.36/x
  3. Step 3: Cross multiply
    12,342,579.12x = 18,525,809.16 × 5,957,325.36
  4. Step 4: Simplify right side
    12,342,579.12x = 110,364,272,723,388.31
  5. Step 5: Solve for x
    x = 110,364,272,723,388.31/12,342,579.12
  6. Step 6: Final answer
    x = 8,941,751.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.