Home / 13,296,437.60-19,954,486.80-5,323,983.20

Finding the Fourth Proportional to 13,296,437.60, 19,954,486.80 and 5,323,983.20

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Solution

The fourth proportional to 13,296,437.60, 19,954,486.80 and 5,323,983.20 is: 7,989,910.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296,437.60 : 19,954,486.80 = 5,323,983.20 : x
  2. Step 2: Convert to fraction form
    13,296,437.60/19,954,486.80 = 5,323,983.20/x
  3. Step 3: Cross multiply
    13,296,437.60x = 19,954,486.80 × 5,323,983.20
  4. Step 4: Simplify right side
    13,296,437.60x = 106,237,352,487,821.77
  5. Step 5: Solve for x
    x = 106,237,352,487,821.77/13,296,437.60
  6. Step 6: Final answer
    x = 7,989,910.96

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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.