Home / 27,971,291.20-41,956,936.80-8,807,922.40

Finding the Fourth Proportional to 27,971,291.20, 41,956,936.80 and 8,807,922.40

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Solution

The fourth proportional to 27,971,291.20, 41,956,936.80 and 8,807,922.40 is: 13,211,883.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,971,291.20 : 41,956,936.80 = 8,807,922.40 : x
  2. Step 2: Convert to fraction form
    27,971,291.20/41,956,936.80 = 8,807,922.40/x
  3. Step 3: Cross multiply
    27,971,291.20x = 41,956,936.80 × 8,807,922.40
  4. Step 4: Simplify right side
    27,971,291.20x = 369,553,443,476,104.31
  5. Step 5: Solve for x
    x = 369,553,443,476,104.31/27,971,291.20
  6. Step 6: Final answer
    x = 13,211,883.60

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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.