Home / 28,341,513.73-42,505,972.03-11,944,262.53

Finding the Fourth Proportional to 28,341,513.73, 42,505,972.03 and 11,944,262.53

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Solution

The fourth proportional to 28,341,513.73, 42,505,972.03 and 11,944,262.53 is: 17,913,739.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,341,513.73 : 42,505,972.03 = 11,944,262.53 : x
  2. Step 2: Convert to fraction form
    28,341,513.73/42,505,972.03 = 11,944,262.53/x
  3. Step 3: Cross multiply
    28,341,513.73x = 42,505,972.03 × 11,944,262.53
  4. Step 4: Simplify right side
    28,341,513.73x = 507,702,489,019,157
  5. Step 5: Solve for x
    x = 507,702,489,019,157/28,341,513.73
  6. Step 6: Final answer
    x = 17,913,739.32

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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.