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Finding the Fourth Proportional to 6,579,239.50, 9,076,570.30 and 4,404,483.28

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Solution

The fourth proportional to 6,579,239.50, 9,076,570.30 and 4,404,483.28 is: 6,076,325.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579,239.50 : 9,076,570.30 = 4,404,483.28 : x
  2. Step 2: Convert to fraction form
    6,579,239.50/9,076,570.30 = 4,404,483.28/x
  3. Step 3: Cross multiply
    6,579,239.50x = 9,076,570.30 × 4,404,483.28
  4. Step 4: Simplify right side
    6,579,239.50x = 39,977,602,126,094.59
  5. Step 5: Solve for x
    x = 39,977,602,126,094.59/6,579,239.50
  6. Step 6: Final answer
    x = 6,076,325.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.