Home / 54,024,678.50-74,561,171.37-30,814,484.90

Finding the Fourth Proportional to 54,024,678.50, 74,561,171.37 and 30,814,484.90

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Solution

The fourth proportional to 54,024,678.50, 74,561,171.37 and 30,814,484.90 is: 42,528,047.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,024,678.50 : 74,561,171.37 = 30,814,484.90 : x
  2. Step 2: Convert to fraction form
    54,024,678.50/74,561,171.37 = 30,814,484.90/x
  3. Step 3: Cross multiply
    54,024,678.50x = 74,561,171.37 × 30,814,484.90
  4. Step 4: Simplify right side
    54,024,678.50x = 2,297,564,089,307,177.50
  5. Step 5: Solve for x
    x = 2,297,564,089,307,177.50/54,024,678.50
  6. Step 6: Final answer
    x = 42,528,047.42

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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.