Home / 21,440,187.73-29,587,436.56-11,650,608.63

Finding the Fourth Proportional to 21,440,187.73, 29,587,436.56 and 11,650,608.63

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Solution

The fourth proportional to 21,440,187.73, 29,587,436.56 and 11,650,608.63 is: 16,077,827.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,440,187.73 : 29,587,436.56 = 11,650,608.63 : x
  2. Step 2: Convert to fraction form
    21,440,187.73/29,587,436.56 = 11,650,608.63/x
  3. Step 3: Cross multiply
    21,440,187.73x = 29,587,436.56 × 11,650,608.63
  4. Step 4: Simplify right side
    21,440,187.73x = 344,711,643,740,076.81
  5. Step 5: Solve for x
    x = 344,711,643,740,076.81/21,440,187.73
  6. Step 6: Final answer
    x = 16,077,827.68

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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.