Home / 38,914,111.14-53,701,581.60-21,273,226.80

Finding the Fourth Proportional to 38,914,111.14, 53,701,581.60 and 21,273,226.80

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Solution

The fourth proportional to 38,914,111.14, 53,701,581.60 and 21,273,226.80 is: 29,357,112.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,914,111.14 : 53,701,581.60 = 21,273,226.80 : x
  2. Step 2: Convert to fraction form
    38,914,111.14/53,701,581.60 = 21,273,226.80/x
  3. Step 3: Cross multiply
    38,914,111.14x = 53,701,581.60 × 21,273,226.80
  4. Step 4: Simplify right side
    38,914,111.14x = 1,142,405,924,895,507
  5. Step 5: Solve for x
    x = 1,142,405,924,895,507/38,914,111.14
  6. Step 6: Final answer
    x = 29,357,112.15

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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.