Home / 15,457,286.20-23,185,929.30-9,074,745.40

Finding the Fourth Proportional to 15,457,286.20, 23,185,929.30 and 9,074,745.40

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Solution

The fourth proportional to 15,457,286.20, 23,185,929.30 and 9,074,745.40 is: 13,612,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,457,286.20 : 23,185,929.30 = 9,074,745.40 : x
  2. Step 2: Convert to fraction form
    15,457,286.20/23,185,929.30 = 9,074,745.40/x
  3. Step 3: Cross multiply
    15,457,286.20x = 23,185,929.30 × 9,074,745.40
  4. Step 4: Simplify right side
    15,457,286.20x = 210,406,405,259,900.25
  5. Step 5: Solve for x
    x = 210,406,405,259,900.25/15,457,286.20
  6. Step 6: Final answer
    x = 13,612,118.10

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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.