Home / 21,783,952.80-32,675,929.20-5,827,600.80

Finding the Fourth Proportional to 21,783,952.80, 32,675,929.20 and 5,827,600.80

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Solution

The fourth proportional to 21,783,952.80, 32,675,929.20 and 5,827,600.80 is: 8,741,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,783,952.80 : 32,675,929.20 = 5,827,600.80 : x
  2. Step 2: Convert to fraction form
    21,783,952.80/32,675,929.20 = 5,827,600.80/x
  3. Step 3: Cross multiply
    21,783,952.80x = 32,675,929.20 × 5,827,600.80
  4. Step 4: Simplify right side
    21,783,952.80x = 190,422,271,146,663.34
  5. Step 5: Solve for x
    x = 190,422,271,146,663.34/21,783,952.80
  6. Step 6: Final answer
    x = 8,741,401.20

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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.