Home / 11,449,729.40-17,182,467.30-4,718,143.40

Finding the Fourth Proportional to 11,449,729.40, 17,182,467.30 and 4,718,143.40

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Solution

The fourth proportional to 11,449,729.40, 17,182,467.30 and 4,718,143.40 is: 7,080,459.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449,729.40 : 17,182,467.30 = 4,718,143.40 : x
  2. Step 2: Convert to fraction form
    11,449,729.40/17,182,467.30 = 4,718,143.40/x
  3. Step 3: Cross multiply
    11,449,729.40x = 17,182,467.30 × 4,718,143.40
  4. Step 4: Simplify right side
    11,449,729.40x = 81,069,344,687,210.83
  5. Step 5: Solve for x
    x = 81,069,344,687,210.83/11,449,729.40
  6. Step 6: Final answer
    x = 7,080,459.45

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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.