Home / 11,830,411.78-16,326,017.44-6,397,903.78

Finding the Fourth Proportional to 11,830,411.78, 16,326,017.44 and 6,397,903.78

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Solution

The fourth proportional to 11,830,411.78, 16,326,017.44 and 6,397,903.78 is: 8,829,133.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830,411.78 : 16,326,017.44 = 6,397,903.78 : x
  2. Step 2: Convert to fraction form
    11,830,411.78/16,326,017.44 = 6,397,903.78/x
  3. Step 3: Cross multiply
    11,830,411.78x = 16,326,017.44 × 6,397,903.78
  4. Step 4: Simplify right side
    11,830,411.78x = 104,452,288,691,721.92
  5. Step 5: Solve for x
    x = 104,452,288,691,721.92/11,830,411.78
  6. Step 6: Final answer
    x = 8,829,133.81

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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.