Home / 13,134,440.10-19,701,660.15-7,465,736.10

Finding the Fourth Proportional to 13,134,440.10, 19,701,660.15 and 7,465,736.10

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Solution

The fourth proportional to 13,134,440.10, 19,701,660.15 and 7,465,736.10 is: 11,198,604.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134,440.10 : 19,701,660.15 = 7,465,736.10 : x
  2. Step 2: Convert to fraction form
    13,134,440.10/19,701,660.15 = 7,465,736.10/x
  3. Step 3: Cross multiply
    13,134,440.10x = 19,701,660.15 × 7,465,736.10
  4. Step 4: Simplify right side
    13,134,440.10x = 147,087,395,411,786.41
  5. Step 5: Solve for x
    x = 147,087,395,411,786.41/13,134,440.10
  6. Step 6: Final answer
    x = 11,198,604.15

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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.