Home / 13,265,092.96-19,896,496.20-8,076,357.76

Finding the Fourth Proportional to 13,265,092.96, 19,896,496.20 and 8,076,357.76

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Solution

The fourth proportional to 13,265,092.96, 19,896,496.20 and 8,076,357.76 is: 12,113,840.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,265,092.96 : 19,896,496.20 = 8,076,357.76 : x
  2. Step 2: Convert to fraction form
    13,265,092.96/19,896,496.20 = 8,076,357.76/x
  3. Step 3: Cross multiply
    13,265,092.96x = 19,896,496.20 × 8,076,357.76
  4. Step 4: Simplify right side
    13,265,092.96x = 160,691,221,481,680.50
  5. Step 5: Solve for x
    x = 160,691,221,481,680.50/13,265,092.96
  6. Step 6: Final answer
    x = 12,113,840.59

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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.