Home / 13,296,435.60-19,954,483.80-5,323,981.20

Finding the Fourth Proportional to 13,296,435.60, 19,954,483.80 and 5,323,981.20

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Solution

The fourth proportional to 13,296,435.60, 19,954,483.80 and 5,323,981.20 is: 7,989,907.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296,435.60 : 19,954,483.80 = 5,323,981.20 : x
  2. Step 2: Convert to fraction form
    13,296,435.60/19,954,483.80 = 5,323,981.20/x
  3. Step 3: Cross multiply
    13,296,435.60x = 19,954,483.80 × 5,323,981.20
  4. Step 4: Simplify right side
    13,296,435.60x = 106,237,296,606,904.56
  5. Step 5: Solve for x
    x = 106,237,296,606,904.56/13,296,435.60
  6. Step 6: Final answer
    x = 7,989,907.96

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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.