Home / 14,185,402.80-21,271,883.40-5,662,906.80

Finding the Fourth Proportional to 14,185,402.80, 21,271,883.40 and 5,662,906.80

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Solution

The fourth proportional to 14,185,402.80, 21,271,883.40 and 5,662,906.80 is: 8,491,876.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185,402.80 : 21,271,883.40 = 5,662,906.80 : x
  2. Step 2: Convert to fraction form
    14,185,402.80/21,271,883.40 = 5,662,906.80/x
  3. Step 3: Cross multiply
    14,185,402.80x = 21,271,883.40 × 5,662,906.80
  4. Step 4: Simplify right side
    14,185,402.80x = 120,460,693,154,667.11
  5. Step 5: Solve for x
    x = 120,460,693,154,667.11/14,185,402.80
  6. Step 6: Final answer
    x = 8,491,876.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.