Home / 16,916,364.51-23,344,605.71-9,181,404.78

Finding the Fourth Proportional to 16,916,364.51, 23,344,605.71 and 9,181,404.78

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Solution

The fourth proportional to 16,916,364.51, 23,344,605.71 and 9,181,404.78 is: 12,670,350.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,916,364.51 : 23,344,605.71 = 9,181,404.78 : x
  2. Step 2: Convert to fraction form
    16,916,364.51/23,344,605.71 = 9,181,404.78/x
  3. Step 3: Cross multiply
    16,916,364.51x = 23,344,605.71 × 9,181,404.78
  4. Step 4: Simplify right side
    16,916,364.51x = 214,336,274,353,990.22
  5. Step 5: Solve for x
    x = 214,336,274,353,990.22/16,916,364.51
  6. Step 6: Final answer
    x = 12,670,350.91

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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.