Home / 40,419,005.10-60,628,507.65-11,666,078.70

Finding the Fourth Proportional to 40,419,005.10, 60,628,507.65 and 11,666,078.70

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Solution

The fourth proportional to 40,419,005.10, 60,628,507.65 and 11,666,078.70 is: 17,499,118.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,419,005.10 : 60,628,507.65 = 11,666,078.70 : x
  2. Step 2: Convert to fraction form
    40,419,005.10/60,628,507.65 = 11,666,078.70/x
  3. Step 3: Cross multiply
    40,419,005.10x = 60,628,507.65 × 11,666,078.70
  4. Step 4: Simplify right side
    40,419,005.10x = 707,296,941,708,452
  5. Step 5: Solve for x
    x = 707,296,941,708,452/40,419,005.10
  6. Step 6: Final answer
    x = 17,499,118.05

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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.