Home / 30,165,065-41,627,439.78-16,413,792.20

Finding the Fourth Proportional to 30,165,065, 41,627,439.78 and 16,413,792.20

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Solution

The fourth proportional to 30,165,065, 41,627,439.78 and 16,413,792.20 is: 22,650,842.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,165,065 : 41,627,439.78 = 16,413,792.20 : x
  2. Step 2: Convert to fraction form
    30,165,065/41,627,439.78 = 16,413,792.20/x
  3. Step 3: Cross multiply
    30,165,065x = 41,627,439.78 × 16,413,792.20
  4. Step 4: Simplify right side
    30,165,065x = 683,264,146,366,933.75
  5. Step 5: Solve for x
    x = 683,264,146,366,933.75/30,165,065
  6. Step 6: Final answer
    x = 22,650,842.83

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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.