Home / 12,008,957.07-18,015,301.83-4,032,647.31

Finding the Fourth Proportional to 12,008,957.07, 18,015,301.83 and 4,032,647.31

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Solution

The fourth proportional to 12,008,957.07, 18,015,301.83 and 4,032,647.31 is: 6,049,597.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,008,957.07 : 18,015,301.83 = 4,032,647.31 : x
  2. Step 2: Convert to fraction form
    12,008,957.07/18,015,301.83 = 4,032,647.31/x
  3. Step 3: Cross multiply
    12,008,957.07x = 18,015,301.83 × 4,032,647.31
  4. Step 4: Simplify right side
    12,008,957.07x = 72,649,358,463,587.58
  5. Step 5: Solve for x
    x = 72,649,358,463,587.58/12,008,957.07
  6. Step 6: Final answer
    x = 6,049,597.65

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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.