Home / 38,998,599.15-53,818,054.56-21,594,939.75

Finding the Fourth Proportional to 38,998,599.15, 53,818,054.56 and 21,594,939.75

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Solution

The fourth proportional to 38,998,599.15, 53,818,054.56 and 21,594,939.75 is: 29,801,010.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,998,599.15 : 53,818,054.56 = 21,594,939.75 : x
  2. Step 2: Convert to fraction form
    38,998,599.15/53,818,054.56 = 21,594,939.75/x
  3. Step 3: Cross multiply
    38,998,599.15x = 53,818,054.56 × 21,594,939.75
  4. Step 4: Simplify right side
    38,998,599.15x = 1,162,197,645,685,412.75
  5. Step 5: Solve for x
    x = 1,162,197,645,685,412.75/38,998,599.15
  6. Step 6: Final answer
    x = 29,801,010.06

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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.