Home / 21,902,525.96-30,224,724.48-12,609,788.00

Finding the Fourth Proportional to 21,902,525.96, 30,224,724.48 and 12,609,788.00

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Solution

The fourth proportional to 21,902,525.96, 30,224,724.48 and 12,609,788.00 is: 17,401,069.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,902,525.96 : 30,224,724.48 = 12,609,788.00 : x
  2. Step 2: Convert to fraction form
    21,902,525.96/30,224,724.48 = 12,609,788.00/x
  3. Step 3: Cross multiply
    21,902,525.96x = 30,224,724.48 × 12,609,788.00
  4. Step 4: Simplify right side
    21,902,525.96x = 381,127,367,900,086.62
  5. Step 5: Solve for x
    x = 381,127,367,900,086.62/21,902,525.96
  6. Step 6: Final answer
    x = 17,401,069.11

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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.