Home / 19,067,999.60-28,613,058.60-7,101,945.20

Finding the Fourth Proportional to 19,067,999.60, 28,613,058.60 and 7,101,945.20

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Solution

The fourth proportional to 19,067,999.60, 28,613,058.60 and 7,101,945.20 is: 10,657,036.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,067,999.60 : 28,613,058.60 = 7,101,945.20 : x
  2. Step 2: Convert to fraction form
    19,067,999.60/28,613,058.60 = 7,101,945.20/x
  3. Step 3: Cross multiply
    19,067,999.60x = 28,613,058.60 × 7,101,945.20
  4. Step 4: Simplify right side
    19,067,999.60x = 203,208,374,181,588.75
  5. Step 5: Solve for x
    x = 203,208,374,181,588.75/19,067,999.60
  6. Step 6: Final answer
    x = 10,657,036.84

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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.