Home / 10,827,015.20-16,244,896.80-4,762,901.60

Finding the Fourth Proportional to 10,827,015.20, 16,244,896.80 and 4,762,901.60

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Solution

The fourth proportional to 10,827,015.20, 16,244,896.80 and 4,762,901.60 is: 7,146,276.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,827,015.20 : 16,244,896.80 = 4,762,901.60 : x
  2. Step 2: Convert to fraction form
    10,827,015.20/16,244,896.80 = 4,762,901.60/x
  3. Step 3: Cross multiply
    10,827,015.20x = 16,244,896.80 × 4,762,901.60
  4. Step 4: Simplify right side
    10,827,015.20x = 77,372,844,960,554.88
  5. Step 5: Solve for x
    x = 77,372,844,960,554.88/10,827,015.20
  6. Step 6: Final answer
    x = 7,146,276.56

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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.