Home / 29,720,968.54-41,015,233.67-16,667,947.20

Finding the Fourth Proportional to 29,720,968.54, 41,015,233.67 and 16,667,947.20

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Solution

The fourth proportional to 29,720,968.54, 41,015,233.67 and 16,667,947.20 is: 23,001,933.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,720,968.54 : 41,015,233.67 = 16,667,947.20 : x
  2. Step 2: Convert to fraction form
    29,720,968.54/41,015,233.67 = 16,667,947.20/x
  3. Step 3: Cross multiply
    29,720,968.54x = 41,015,233.67 × 16,667,947.20
  4. Step 4: Simplify right side
    29,720,968.54x = 683,639,749,279,547.12
  5. Step 5: Solve for x
    x = 683,639,749,279,547.12/29,720,968.54
  6. Step 6: Final answer
    x = 23,001,933.75

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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.