Home / 27,997,515.20-41,996,272.80-8,834,146.40

Finding the Fourth Proportional to 27,997,515.20, 41,996,272.80 and 8,834,146.40

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Solution

The fourth proportional to 27,997,515.20, 41,996,272.80 and 8,834,146.40 is: 13,251,219.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,997,515.20 : 41,996,272.80 = 8,834,146.40 : x
  2. Step 2: Convert to fraction form
    27,997,515.20/41,996,272.80 = 8,834,146.40/x
  3. Step 3: Cross multiply
    27,997,515.20x = 41,996,272.80 × 8,834,146.40
  4. Step 4: Simplify right side
    27,997,515.20x = 371,001,222,169,537.94
  5. Step 5: Solve for x
    x = 371,001,222,169,537.94/27,997,515.20
  6. Step 6: Final answer
    x = 13,251,219.60

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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.