Home / 10,750,301.40-16,130,117.70-5,431,517.40

Finding the Fourth Proportional to 10,750,301.40, 16,130,117.70 and 5,431,517.40

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Solution

The fourth proportional to 10,750,301.40, 16,130,117.70 and 5,431,517.40 is: 8,149,633.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750,301.40 : 16,130,117.70 = 5,431,517.40 : x
  2. Step 2: Convert to fraction form
    10,750,301.40/16,130,117.70 = 5,431,517.40/x
  3. Step 3: Cross multiply
    10,750,301.40x = 16,130,117.70 × 5,431,517.40
  4. Step 4: Simplify right side
    10,750,301.40x = 87,611,014,951,597.98
  5. Step 5: Solve for x
    x = 87,611,014,951,597.98/10,750,301.40
  6. Step 6: Final answer
    x = 8,149,633.36

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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.