Home / 13,638,927.60-20,461,086.47-5,003,108.23

Finding the Fourth Proportional to 13,638,927.60, 20,461,086.47 and 5,003,108.23

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Solution

The fourth proportional to 13,638,927.60, 20,461,086.47 and 5,003,108.23 is: 7,505,650.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,638,927.60 : 20,461,086.47 = 5,003,108.23 : x
  2. Step 2: Convert to fraction form
    13,638,927.60/20,461,086.47 = 5,003,108.23/x
  3. Step 3: Cross multiply
    13,638,927.60x = 20,461,086.47 × 5,003,108.23
  4. Step 4: Simplify right side
    13,638,927.60x = 102,369,030,112,798.66
  5. Step 5: Solve for x
    x = 102,369,030,112,798.66/13,638,927.60
  6. Step 6: Final answer
    x = 7,505,650.97

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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.