Home / 13,374,649.56-18,457,230.06-7,573,274.04

Finding the Fourth Proportional to 13,374,649.56, 18,457,230.06 and 7,573,274.04

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Solution

The fourth proportional to 13,374,649.56, 18,457,230.06 and 7,573,274.04 is: 10,451,239.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,374,649.56 : 18,457,230.06 = 7,573,274.04 : x
  2. Step 2: Convert to fraction form
    13,374,649.56/18,457,230.06 = 7,573,274.04/x
  3. Step 3: Cross multiply
    13,374,649.56x = 18,457,230.06 × 7,573,274.04
  4. Step 4: Simplify right side
    13,374,649.56x = 139,781,661,263,705.64
  5. Step 5: Solve for x
    x = 139,781,661,263,705.64/13,374,649.56
  6. Step 6: Final answer
    x = 10,451,239.16

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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.