Home / 39,630,152.86-54,638,997.06-25,666,843.12

Finding the Fourth Proportional to 39,630,152.86, 54,638,997.06 and 25,666,843.12

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Solution

The fourth proportional to 39,630,152.86, 54,638,997.06 and 25,666,843.12 is: 35,387,462.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,630,152.86 : 54,638,997.06 = 25,666,843.12 : x
  2. Step 2: Convert to fraction form
    39,630,152.86/54,638,997.06 = 25,666,843.12/x
  3. Step 3: Cross multiply
    39,630,152.86x = 54,638,997.06 × 25,666,843.12
  4. Step 4: Simplify right side
    39,630,152.86x = 1,402,410,565,773,161.25
  5. Step 5: Solve for x
    x = 1,402,410,565,773,161.25/39,630,152.86
  6. Step 6: Final answer
    x = 35,387,462.94

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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.