Home / 21,802,277.40-32,703,416.10-13,740,120.60

Finding the Fourth Proportional to 21,802,277.40, 32,703,416.10 and 13,740,120.60

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Solution

The fourth proportional to 21,802,277.40, 32,703,416.10 and 13,740,120.60 is: 20,610,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,802,277.40 : 32,703,416.10 = 13,740,120.60 : x
  2. Step 2: Convert to fraction form
    21,802,277.40/32,703,416.10 = 13,740,120.60/x
  3. Step 3: Cross multiply
    21,802,277.40x = 32,703,416.10 × 13,740,120.60
  4. Step 4: Simplify right side
    21,802,277.40x = 449,348,881,245,981.69
  5. Step 5: Solve for x
    x = 449,348,881,245,981.69/21,802,277.40
  6. Step 6: Final answer
    x = 20,610,180.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.