Home / 10,123,577.58-13,970,537.79-5,539,899.18

Finding the Fourth Proportional to 10,123,577.58, 13,970,537.79 and 5,539,899.18

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Solution

The fourth proportional to 10,123,577.58, 13,970,537.79 and 5,539,899.18 is: 7,645,061.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,123,577.58 : 13,970,537.79 = 5,539,899.18 : x
  2. Step 2: Convert to fraction form
    10,123,577.58/13,970,537.79 = 5,539,899.18/x
  3. Step 3: Cross multiply
    10,123,577.58x = 13,970,537.79 × 5,539,899.18
  4. Step 4: Simplify right side
    10,123,577.58x = 77,395,370,846,980
  5. Step 5: Solve for x
    x = 77,395,370,846,980/10,123,577.58
  6. Step 6: Final answer
    x = 7,645,061.27

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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.