Home / 53,650,643.90-80,496,961.05-19,575,434.30

Finding the Fourth Proportional to 53,650,643.90, 80,496,961.05 and 19,575,434.30

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Solution

The fourth proportional to 53,650,643.90, 80,496,961.05 and 19,575,434.30 is: 29,370,811.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,650,643.90 : 80,496,961.05 = 19,575,434.30 : x
  2. Step 2: Convert to fraction form
    53,650,643.90/80,496,961.05 = 19,575,434.30/x
  3. Step 3: Cross multiply
    53,650,643.90x = 80,496,961.05 × 19,575,434.30
  4. Step 4: Simplify right side
    53,650,643.90x = 1,575,762,972,383,934
  5. Step 5: Solve for x
    x = 1,575,762,972,383,934/53,650,643.90
  6. Step 6: Final answer
    x = 29,370,811.94

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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.