Home / 12,258,734.13-16,917,052.30-7,105,085.03

Finding the Fourth Proportional to 12,258,734.13, 16,917,052.30 and 7,105,085.03

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Solution

The fourth proportional to 12,258,734.13, 16,917,052.30 and 7,105,085.03 is: 9,805,016.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258,734.13 : 16,917,052.30 = 7,105,085.03 : x
  2. Step 2: Convert to fraction form
    12,258,734.13/16,917,052.30 = 7,105,085.03/x
  3. Step 3: Cross multiply
    12,258,734.13x = 16,917,052.30 × 7,105,085.03
  4. Step 4: Simplify right side
    12,258,734.13x = 120,197,095,072,986.98
  5. Step 5: Solve for x
    x = 120,197,095,072,986.98/12,258,734.13
  6. Step 6: Final answer
    x = 9,805,016.88

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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.