Home / 8,065,955.40-12,098,933.10-3,578,231.40

Finding the Fourth Proportional to 8,065,955.40, 12,098,933.10 and 3,578,231.40

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Solution

The fourth proportional to 8,065,955.40, 12,098,933.10 and 3,578,231.40 is: 5,367,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065,955.40 : 12,098,933.10 = 3,578,231.40 : x
  2. Step 2: Convert to fraction form
    8,065,955.40/12,098,933.10 = 3,578,231.40/x
  3. Step 3: Cross multiply
    8,065,955.40x = 12,098,933.10 × 3,578,231.40
  4. Step 4: Simplify right side
    8,065,955.40x = 43,292,782,324,919.34
  5. Step 5: Solve for x
    x = 43,292,782,324,919.34/8,065,955.40
  6. Step 6: Final answer
    x = 5,367,347.10

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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.