Home / 14,344,897.40-19,795,965.78-8,149,955.02

Finding the Fourth Proportional to 14,344,897.40, 19,795,965.78 and 8,149,955.02

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Solution

The fourth proportional to 14,344,897.40, 19,795,965.78 and 8,149,955.02 is: 11,246,942.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344,897.40 : 19,795,965.78 = 8,149,955.02 : x
  2. Step 2: Convert to fraction form
    14,344,897.40/19,795,965.78 = 8,149,955.02/x
  3. Step 3: Cross multiply
    14,344,897.40x = 19,795,965.78 × 8,149,955.02
  4. Step 4: Simplify right side
    14,344,897.40x = 161,336,230,684,459.22
  5. Step 5: Solve for x
    x = 161,336,230,684,459.22/14,344,897.40
  6. Step 6: Final answer
    x = 11,246,942.11

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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.