Home / 42,638,169.44-58,840,849.98-23,059,057.40

Finding the Fourth Proportional to 42,638,169.44, 58,840,849.98 and 23,059,057.40

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Solution

The fourth proportional to 42,638,169.44, 58,840,849.98 and 23,059,057.40 is: 31,821,594.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,638,169.44 : 58,840,849.98 = 23,059,057.40 : x
  2. Step 2: Convert to fraction form
    42,638,169.44/58,840,849.98 = 23,059,057.40/x
  3. Step 3: Cross multiply
    42,638,169.44x = 58,840,849.98 × 23,059,057.40
  4. Step 4: Simplify right side
    42,638,169.44x = 1,356,814,537,153,608.75
  5. Step 5: Solve for x
    x = 1,356,814,537,153,608.75/42,638,169.44
  6. Step 6: Final answer
    x = 31,821,594.48

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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.