Home / 60,021,185.76-82,803,873.19-40,181,343.22

Finding the Fourth Proportional to 60,021,185.76, 82,803,873.19 and 40,181,343.22

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Solution

The fourth proportional to 60,021,185.76, 82,803,873.19 and 40,181,343.22 is: 55,433,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,021,185.76 : 82,803,873.19 = 40,181,343.22 : x
  2. Step 2: Convert to fraction form
    60,021,185.76/82,803,873.19 = 40,181,343.22/x
  3. Step 3: Cross multiply
    60,021,185.76x = 82,803,873.19 × 40,181,343.22
  4. Step 4: Simplify right side
    60,021,185.76x = 3,327,170,848,178,727
  5. Step 5: Solve for x
    x = 3,327,170,848,178,727/60,021,185.76
  6. Step 6: Final answer
    x = 55,433,274.21

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1.5x scale

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.