Home / 14,380,472.31-19,845,481.54-7,854,409.63

Finding the Fourth Proportional to 14,380,472.31, 19,845,481.54 and 7,854,409.63

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Solution

The fourth proportional to 14,380,472.31, 19,845,481.54 and 7,854,409.63 is: 10,839,320.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,380,472.31 : 19,845,481.54 = 7,854,409.63 : x
  2. Step 2: Convert to fraction form
    14,380,472.31/19,845,481.54 = 7,854,409.63/x
  3. Step 3: Cross multiply
    14,380,472.31x = 19,845,481.54 × 7,854,409.63
  4. Step 4: Simplify right side
    14,380,472.31x = 155,874,541,319,763.22
  5. Step 5: Solve for x
    x = 155,874,541,319,763.22/14,380,472.31
  6. Step 6: Final answer
    x = 10,839,320.01

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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.