Home / 13,459,617.82-18,573,570.03-7,346,865.34

Finding the Fourth Proportional to 13,459,617.82, 18,573,570.03 and 7,346,865.34

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Solution

The fourth proportional to 13,459,617.82, 18,573,570.03 and 7,346,865.34 is: 10,138,290.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,617.82 : 18,573,570.03 = 7,346,865.34 : x
  2. Step 2: Convert to fraction form
    13,459,617.82/18,573,570.03 = 7,346,865.34/x
  3. Step 3: Cross multiply
    13,459,617.82x = 18,573,570.03 × 7,346,865.34
  4. Step 4: Simplify right side
    13,459,617.82x = 136,457,517,893,469.77
  5. Step 5: Solve for x
    x = 136,457,517,893,469.77/13,459,617.82
  6. Step 6: Final answer
    x = 10,138,290.68

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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.