Home / 53,650,640.90-80,496,956.55-19,575,431.30

Finding the Fourth Proportional to 53,650,640.90, 80,496,956.55 and 19,575,431.30

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Solution

The fourth proportional to 53,650,640.90, 80,496,956.55 and 19,575,431.30 is: 29,370,807.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,650,640.90 : 80,496,956.55 = 19,575,431.30 : x
  2. Step 2: Convert to fraction form
    53,650,640.90/80,496,956.55 = 19,575,431.30/x
  3. Step 3: Cross multiply
    53,650,640.90x = 80,496,956.55 × 19,575,431.30
  4. Step 4: Simplify right side
    53,650,640.90x = 1,575,762,642,803,610
  5. Step 5: Solve for x
    x = 1,575,762,642,803,610/53,650,640.90
  6. Step 6: Final answer
    x = 29,370,807.44

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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.