Home / 16,128,672.40-24,193,008.60-7,170,720.40

Finding the Fourth Proportional to 16,128,672.40, 24,193,008.60 and 7,170,720.40

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Solution

The fourth proportional to 16,128,672.40, 24,193,008.60 and 7,170,720.40 is: 10,756,080.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,672.40 : 24,193,008.60 = 7,170,720.40 : x
  2. Step 2: Convert to fraction form
    16,128,672.40/24,193,008.60 = 7,170,720.40/x
  3. Step 3: Cross multiply
    16,128,672.40x = 24,193,008.60 × 7,170,720.40
  4. Step 4: Simplify right side
    16,128,672.40x = 173,481,300,305,395.47
  5. Step 5: Solve for x
    x = 173,481,300,305,395.47/16,128,672.40
  6. Step 6: Final answer
    x = 10,756,080.60

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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.