Home / 27,997,511.20-41,996,266.80-8,834,142.40

Finding the Fourth Proportional to 27,997,511.20, 41,996,266.80 and 8,834,142.40

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Solution

The fourth proportional to 27,997,511.20, 41,996,266.80 and 8,834,142.40 is: 13,251,213.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,997,511.20 : 41,996,266.80 = 8,834,142.40 : x
  2. Step 2: Convert to fraction form
    27,997,511.20/41,996,266.80 = 8,834,142.40/x
  3. Step 3: Cross multiply
    27,997,511.20x = 41,996,266.80 × 8,834,142.40
  4. Step 4: Simplify right side
    27,997,511.20x = 371,001,001,179,592.31
  5. Step 5: Solve for x
    x = 371,001,001,179,592.31/27,997,511.20
  6. Step 6: Final answer
    x = 13,251,213.60

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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.