Home / 7,101,008.80-10,646,264.40-3,909,738.40

Finding the Fourth Proportional to 7,101,008.80, 10,646,264.40 and 3,909,738.40

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Solution

The fourth proportional to 7,101,008.80, 10,646,264.40 and 3,909,738.40 is: 5,861,717.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101,008.80 : 10,646,264.40 = 3,909,738.40 : x
  2. Step 2: Convert to fraction form
    7,101,008.80/10,646,264.40 = 3,909,738.40/x
  3. Step 3: Cross multiply
    7,101,008.80x = 10,646,264.40 × 3,909,738.40
  4. Step 4: Simplify right side
    7,101,008.80x = 41,624,108,741,232.96
  5. Step 5: Solve for x
    x = 41,624,108,741,232.96/7,101,008.80
  6. Step 6: Final answer
    x = 5,861,717.67

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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.