Home / 30,361,791.60-41,899,744.80-16,610,985.36

Finding the Fourth Proportional to 30,361,791.60, 41,899,744.80 and 16,610,985.36

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Solution

The fourth proportional to 30,361,791.60, 41,899,744.80 and 16,610,985.36 is: 22,923,418.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,361,791.60 : 41,899,744.80 = 16,610,985.36 : x
  2. Step 2: Convert to fraction form
    30,361,791.60/41,899,744.80 = 16,610,985.36/x
  3. Step 3: Cross multiply
    30,361,791.60x = 41,899,744.80 × 16,610,985.36
  4. Step 4: Simplify right side
    30,361,791.60x = 695,996,047,460,536
  5. Step 5: Solve for x
    x = 695,996,047,460,536/30,361,791.60
  6. Step 6: Final answer
    x = 22,923,418.24

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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.