Home / 12,852,322.28-19,281,674.20-6,378,435.96

Finding the Fourth Proportional to 12,852,322.28, 19,281,674.20 and 6,378,435.96

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Solution

The fourth proportional to 12,852,322.28, 19,281,674.20 and 6,378,435.96 is: 9,569,237.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,852,322.28 : 19,281,674.20 = 6,378,435.96 : x
  2. Step 2: Convert to fraction form
    12,852,322.28/19,281,674.20 = 6,378,435.96/x
  3. Step 3: Cross multiply
    12,852,322.28x = 19,281,674.20 × 6,378,435.96
  4. Step 4: Simplify right side
    12,852,322.28x = 122,986,924,086,284.22
  5. Step 5: Solve for x
    x = 122,986,924,086,284.22/12,852,322.28
  6. Step 6: Final answer
    x = 9,569,237.48

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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.