Home / 14,731,539.36-20,322,483.18-11,445,868.32

Finding the Fourth Proportional to 14,731,539.36, 20,322,483.18 and 11,445,868.32

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Solution

The fourth proportional to 14,731,539.36, 20,322,483.18 and 11,445,868.32 is: 15,789,827.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,731,539.36 : 20,322,483.18 = 11,445,868.32 : x
  2. Step 2: Convert to fraction form
    14,731,539.36/20,322,483.18 = 11,445,868.32/x
  3. Step 3: Cross multiply
    14,731,539.36x = 20,322,483.18 × 11,445,868.32
  4. Step 4: Simplify right side
    14,731,539.36x = 232,608,466,413,694.88
  5. Step 5: Solve for x
    x = 232,608,466,413,694.88/14,731,539.36
  6. Step 6: Final answer
    x = 15,789,827.58

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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.