Home / 9,620,393.70-13,276,140.39-5,269,750.86

Finding the Fourth Proportional to 9,620,393.70, 13,276,140.39 and 5,269,750.86

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Solution

The fourth proportional to 9,620,393.70, 13,276,140.39 and 5,269,750.86 is: 7,272,254.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620,393.70 : 13,276,140.39 = 5,269,750.86 : x
  2. Step 2: Convert to fraction form
    9,620,393.70/13,276,140.39 = 5,269,750.86/x
  3. Step 3: Cross multiply
    9,620,393.70x = 13,276,140.39 × 5,269,750.86
  4. Step 4: Simplify right side
    9,620,393.70x = 69,961,952,237,683.24
  5. Step 5: Solve for x
    x = 69,961,952,237,683.24/9,620,393.70
  6. Step 6: Final answer
    x = 7,272,254.59

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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.