Home / 13,453,476.75-18,565,793.03-7,341,905.25

Finding the Fourth Proportional to 13,453,476.75, 18,565,793.03 and 7,341,905.25

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Solution

The fourth proportional to 13,453,476.75, 18,565,793.03 and 7,341,905.25 is: 10,131,826.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453,476.75 : 18,565,793.03 = 7,341,905.25 : x
  2. Step 2: Convert to fraction form
    13,453,476.75/18,565,793.03 = 7,341,905.25/x
  3. Step 3: Cross multiply
    13,453,476.75x = 18,565,793.03 × 7,341,905.25
  4. Step 4: Simplify right side
    13,453,476.75x = 136,308,293,335,725.16
  5. Step 5: Solve for x
    x = 136,308,293,335,725.16/13,453,476.75
  6. Step 6: Final answer
    x = 10,131,826.58

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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.