Home / 10,133,666.49-15,194,113.70-8,597,198.76

Finding the Fourth Proportional to 10,133,666.49, 15,194,113.70 and 8,597,198.76

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Solution

The fourth proportional to 10,133,666.49, 15,194,113.70 and 8,597,198.76 is: 12,890,380.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133,666.49 : 15,194,113.70 = 8,597,198.76 : x
  2. Step 2: Convert to fraction form
    10,133,666.49/15,194,113.70 = 8,597,198.76/x
  3. Step 3: Cross multiply
    10,133,666.49x = 15,194,113.70 × 8,597,198.76
  4. Step 4: Simplify right side
    10,133,666.49x = 130,626,815,409,334.33
  5. Step 5: Solve for x
    x = 130,626,815,409,334.33/10,133,666.49
  6. Step 6: Final answer
    x = 12,890,380.35

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1.5x scale

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.