Home / 30,388,019.96-41,933,875.02-16,634,349.56

Finding the Fourth Proportional to 30,388,019.96, 41,933,875.02 and 16,634,349.56

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Solution

The fourth proportional to 30,388,019.96, 41,933,875.02 and 16,634,349.56 is: 22,954,530.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,388,019.96 : 41,933,875.02 = 16,634,349.56 : x
  2. Step 2: Convert to fraction form
    30,388,019.96/41,933,875.02 = 16,634,349.56/x
  3. Step 3: Cross multiply
    30,388,019.96x = 41,933,875.02 × 16,634,349.56
  4. Step 4: Simplify right side
    30,388,019.96x = 697,542,735,488,032.12
  5. Step 5: Solve for x
    x = 697,542,735,488,032.12/30,388,019.96
  6. Step 6: Final answer
    x = 22,954,530.65

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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.