Home / 12,461,184.60-18,694,304.10-7,072,416.60

Finding the Fourth Proportional to 12,461,184.60, 18,694,304.10 and 7,072,416.60

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Solution

The fourth proportional to 12,461,184.60, 18,694,304.10 and 7,072,416.60 is: 10,610,059.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,461,184.60 : 18,694,304.10 = 7,072,416.60 : x
  2. Step 2: Convert to fraction form
    12,461,184.60/18,694,304.10 = 7,072,416.60/x
  3. Step 3: Cross multiply
    12,461,184.60x = 18,694,304.10 × 7,072,416.60
  4. Step 4: Simplify right side
    12,461,184.60x = 132,213,906,642,288.06
  5. Step 5: Solve for x
    x = 132,213,906,642,288.06/12,461,184.60
  6. Step 6: Final answer
    x = 10,610,059.23

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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.