Home / 11,030,607.42-15,216,021.60-6,619,191.90

Finding the Fourth Proportional to 11,030,607.42, 15,216,021.60 and 6,619,191.90

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Solution

The fourth proportional to 11,030,607.42, 15,216,021.60 and 6,619,191.90 is: 9,130,754.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,030,607.42 : 15,216,021.60 = 6,619,191.90 : x
  2. Step 2: Convert to fraction form
    11,030,607.42/15,216,021.60 = 6,619,191.90/x
  3. Step 3: Cross multiply
    11,030,607.42x = 15,216,021.60 × 6,619,191.90
  4. Step 4: Simplify right side
    11,030,607.42x = 100,717,766,924,945.05
  5. Step 5: Solve for x
    x = 100,717,766,924,945.05/11,030,607.42
  6. Step 6: Final answer
    x = 9,130,754.37

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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.