Home / 14,102,636.31-19,412,063.51-12,356,188.32

Finding the Fourth Proportional to 14,102,636.31, 19,412,063.51 and 12,356,188.32

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Solution

The fourth proportional to 14,102,636.31, 19,412,063.51 and 12,356,188.32 is: 17,008,104.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,102,636.31 : 19,412,063.51 = 12,356,188.32 : x
  2. Step 2: Convert to fraction form
    14,102,636.31/19,412,063.51 = 12,356,188.32/x
  3. Step 3: Cross multiply
    14,102,636.31x = 19,412,063.51 × 12,356,188.32
  4. Step 4: Simplify right side
    14,102,636.31x = 239,859,112,409,360.22
  5. Step 5: Solve for x
    x = 239,859,112,409,360.22/14,102,636.31
  6. Step 6: Final answer
    x = 17,008,104.52

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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.