Home / 8,048,489.70-12,072,734.55-2,657,972.10

Finding the Fourth Proportional to 8,048,489.70, 12,072,734.55 and 2,657,972.10

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Solution

The fourth proportional to 8,048,489.70, 12,072,734.55 and 2,657,972.10 is: 3,986,958.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048,489.70 : 12,072,734.55 = 2,657,972.10 : x
  2. Step 2: Convert to fraction form
    8,048,489.70/12,072,734.55 = 2,657,972.10/x
  3. Step 3: Cross multiply
    8,048,489.70x = 12,072,734.55 × 2,657,972.10
  4. Step 4: Simplify right side
    8,048,489.70x = 32,088,991,604,606.06
  5. Step 5: Solve for x
    x = 32,088,991,604,606.06/8,048,489.70
  6. Step 6: Final answer
    x = 3,986,958.15

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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.