Home / 53,629,430.72-80,456,741.28-17,727,637.44

Finding the Fourth Proportional to 53,629,430.72, 80,456,741.28 and 17,727,637.44

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Solution

The fourth proportional to 53,629,430.72, 80,456,741.28 and 17,727,637.44 is: 26,595,619.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,629,430.72 : 80,456,741.28 = 17,727,637.44 : x
  2. Step 2: Convert to fraction form
    53,629,430.72/80,456,741.28 = 17,727,637.44/x
  3. Step 3: Cross multiply
    53,629,430.72x = 80,456,741.28 × 17,727,637.44
  4. Step 4: Simplify right side
    53,629,430.72x = 1,426,307,939,015,721.75
  5. Step 5: Solve for x
    x = 1,426,307,939,015,721.75/53,629,430.72
  6. Step 6: Final answer
    x = 26,595,619.60

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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.