Home / 8,531,999.70-12,797,999.55-5,343,353.70

Finding the Fourth Proportional to 8,531,999.70, 12,797,999.55 and 5,343,353.70

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Solution

The fourth proportional to 8,531,999.70, 12,797,999.55 and 5,343,353.70 is: 8,015,030.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,531,999.70 : 12,797,999.55 = 5,343,353.70 : x
  2. Step 2: Convert to fraction form
    8,531,999.70/12,797,999.55 = 5,343,353.70/x
  3. Step 3: Cross multiply
    8,531,999.70x = 12,797,999.55 × 5,343,353.70
  4. Step 4: Simplify right side
    8,531,999.70x = 68,384,238,248,090.84
  5. Step 5: Solve for x
    x = 68,384,238,248,090.84/8,531,999.70
  6. Step 6: Final answer
    x = 8,015,030.55

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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.