Home / 38,968,557.06-53,776,713.33-21,566,102.34

Finding the Fourth Proportional to 38,968,557.06, 53,776,713.33 and 21,566,102.34

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Solution

The fourth proportional to 38,968,557.06, 53,776,713.33 and 21,566,102.34 is: 29,761,279.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,968,557.06 : 53,776,713.33 = 21,566,102.34 : x
  2. Step 2: Convert to fraction form
    38,968,557.06/53,776,713.33 = 21,566,102.34/x
  3. Step 3: Cross multiply
    38,968,557.06x = 53,776,713.33 × 21,566,102.34
  4. Step 4: Simplify right side
    38,968,557.06x = 1,159,754,103,183,622.25
  5. Step 5: Solve for x
    x = 1,159,754,103,183,622.25/38,968,557.06
  6. Step 6: Final answer
    x = 29,761,279.11

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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.