Home / 11,666,048.10-17,499,072.15-7,409,271.30

Finding the Fourth Proportional to 11,666,048.10, 17,499,072.15 and 7,409,271.30

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Solution

The fourth proportional to 11,666,048.10, 17,499,072.15 and 7,409,271.30 is: 11,113,906.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666,048.10 : 17,499,072.15 = 7,409,271.30 : x
  2. Step 2: Convert to fraction form
    11,666,048.10/17,499,072.15 = 7,409,271.30/x
  3. Step 3: Cross multiply
    11,666,048.10x = 17,499,072.15 × 7,409,271.30
  4. Step 4: Simplify right side
    11,666,048.10x = 129,655,373,057,624.28
  5. Step 5: Solve for x
    x = 129,655,373,057,624.28/11,666,048.10
  6. Step 6: Final answer
    x = 11,113,906.95

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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.