Home / 13,540,459.06-18,680,929.72-8,896,745.13

Finding the Fourth Proportional to 13,540,459.06, 18,680,929.72 and 8,896,745.13

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Solution

The fourth proportional to 13,540,459.06, 18,680,929.72 and 8,896,745.13 is: 12,274,286.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,540,459.06 : 18,680,929.72 = 8,896,745.13 : x
  2. Step 2: Convert to fraction form
    13,540,459.06/18,680,929.72 = 8,896,745.13/x
  3. Step 3: Cross multiply
    13,540,459.06x = 18,680,929.72 × 8,896,745.13
  4. Step 4: Simplify right side
    13,540,459.06x = 166,199,470,510,282.28
  5. Step 5: Solve for x
    x = 166,199,470,510,282.28/13,540,459.06
  6. Step 6: Final answer
    x = 12,274,286.25

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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.