Home / 20,432,996.28-30,652,643.70-6,966,675

Finding the Fourth Proportional to 20,432,996.28, 30,652,643.70 and 6,966,675

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Solution

The fourth proportional to 20,432,996.28, 30,652,643.70 and 6,966,675 is: 10,451,086.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,432,996.28 : 30,652,643.70 = 6,966,675 : x
  2. Step 2: Convert to fraction form
    20,432,996.28/30,652,643.70 = 6,966,675/x
  3. Step 3: Cross multiply
    20,432,996.28x = 30,652,643.70 × 6,966,675
  4. Step 4: Simplify right side
    20,432,996.28x = 213,547,006,548,697.50
  5. Step 5: Solve for x
    x = 213,547,006,548,697.50/20,432,996.28
  6. Step 6: Final answer
    x = 10,451,086.25

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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.