Home / 8,127,844.31-12,194,476.67-5,406,121.67

Finding the Fourth Proportional to 8,127,844.31, 12,194,476.67 and 5,406,121.67

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Solution

The fourth proportional to 8,127,844.31, 12,194,476.67 and 5,406,121.67 is: 8,110,985.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127,844.31 : 12,194,476.67 = 5,406,121.67 : x
  2. Step 2: Convert to fraction form
    8,127,844.31/12,194,476.67 = 5,406,121.67/x
  3. Step 3: Cross multiply
    8,127,844.31x = 12,194,476.67 × 5,406,121.67
  4. Step 4: Simplify right side
    8,127,844.31x = 65,924,824,532,539.36
  5. Step 5: Solve for x
    x = 65,924,824,532,539.36/8,127,844.31
  6. Step 6: Final answer
    x = 8,110,985.15

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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.