Home / 38,716,139.36-53,439,554.78-25,306,752.58

Finding the Fourth Proportional to 38,716,139.36, 53,439,554.78 and 25,306,752.58

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Solution

The fourth proportional to 38,716,139.36, 53,439,554.78 and 25,306,752.58 is: 34,930,693.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,716,139.36 : 53,439,554.78 = 25,306,752.58 : x
  2. Step 2: Convert to fraction form
    38,716,139.36/53,439,554.78 = 25,306,752.58/x
  3. Step 3: Cross multiply
    38,716,139.36x = 53,439,554.78 × 25,306,752.58
  4. Step 4: Simplify right side
    38,716,139.36x = 1,352,381,590,802,816.25
  5. Step 5: Solve for x
    x = 1,352,381,590,802,816.25/38,716,139.36
  6. Step 6: Final answer
    x = 34,930,693.33

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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.