Home / 12,463,378.60-18,693,224.70-3,488,837.80

Finding the Fourth Proportional to 12,463,378.60, 18,693,224.70 and 3,488,837.80

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Solution

The fourth proportional to 12,463,378.60, 18,693,224.70 and 3,488,837.80 is: 5,232,740.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463,378.60 : 18,693,224.70 = 3,488,837.80 : x
  2. Step 2: Convert to fraction form
    12,463,378.60/18,693,224.70 = 3,488,837.80/x
  3. Step 3: Cross multiply
    12,463,378.60x = 18,693,224.70 × 3,488,837.80
  4. Step 4: Simplify right side
    12,463,378.60x = 65,217,628,937,253.66
  5. Step 5: Solve for x
    x = 65,217,628,937,253.66/12,463,378.60
  6. Step 6: Final answer
    x = 5,232,740.74

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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.