Home / 12,239,838.60-18,364,277.70-5,051,995.80

Finding the Fourth Proportional to 12,239,838.60, 18,364,277.70 and 5,051,995.80

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Solution

The fourth proportional to 12,239,838.60, 18,364,277.70 and 5,051,995.80 is: 7,579,859.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,239,838.60 : 18,364,277.70 = 5,051,995.80 : x
  2. Step 2: Convert to fraction form
    12,239,838.60/18,364,277.70 = 5,051,995.80/x
  3. Step 3: Cross multiply
    12,239,838.60x = 18,364,277.70 × 5,051,995.80
  4. Step 4: Simplify right side
    12,239,838.60x = 92,776,253,810,433.66
  5. Step 5: Solve for x
    x = 92,776,253,810,433.66/12,239,838.60
  6. Step 6: Final answer
    x = 7,579,859.25

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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.