Home / 8,284,682.40-11,430,551.76-5,343,254.88

Finding the Fourth Proportional to 8,284,682.40, 11,430,551.76 and 5,343,254.88

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Solution

The fourth proportional to 8,284,682.40, 11,430,551.76 and 5,343,254.88 is: 7,372,201.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284,682.40 : 11,430,551.76 = 5,343,254.88 : x
  2. Step 2: Convert to fraction form
    8,284,682.40/11,430,551.76 = 5,343,254.88/x
  3. Step 3: Cross multiply
    8,284,682.40x = 11,430,551.76 × 5,343,254.88
  4. Step 4: Simplify right side
    8,284,682.40x = 61,076,351,472,712.59
  5. Step 5: Solve for x
    x = 61,076,351,472,712.59/8,284,682.40
  6. Step 6: Final answer
    x = 7,372,201.92

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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.