Home / 13,383,148.68-20,063,435.76-5,804,406.36

Finding the Fourth Proportional to 13,383,148.68, 20,063,435.76 and 5,804,406.36

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Solution

The fourth proportional to 13,383,148.68, 20,063,435.76 and 5,804,406.36 is: 8,701,714.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,383,148.68 : 20,063,435.76 = 5,804,406.36 : x
  2. Step 2: Convert to fraction form
    13,383,148.68/20,063,435.76 = 5,804,406.36/x
  3. Step 3: Cross multiply
    13,383,148.68x = 20,063,435.76 × 5,804,406.36
  4. Step 4: Simplify right side
    13,383,148.68x = 116,456,334,128,795.45
  5. Step 5: Solve for x
    x = 116,456,334,128,795.45/13,383,148.68
  6. Step 6: Final answer
    x = 8,701,714.14

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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.