Home / 53,649,443.52-80,425,640.16-19,562,817.60

Finding the Fourth Proportional to 53,649,443.52, 80,425,640.16 and 19,562,817.60

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Solution

The fourth proportional to 53,649,443.52, 80,425,640.16 and 19,562,817.60 is: 29,326,532.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,649,443.52 : 80,425,640.16 = 19,562,817.60 : x
  2. Step 2: Convert to fraction form
    53,649,443.52/80,425,640.16 = 19,562,817.60/x
  3. Step 3: Cross multiply
    53,649,443.52x = 80,425,640.16 × 19,562,817.60
  4. Step 4: Simplify right side
    53,649,443.52x = 1,573,352,128,813,314.75
  5. Step 5: Solve for x
    x = 1,573,352,128,813,314.75/53,649,443.52
  6. Step 6: Final answer
    x = 29,326,532.12

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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.