Home / 8,756,543.20-13,134,814.80-7,559,816.80

Finding the Fourth Proportional to 8,756,543.20, 13,134,814.80 and 7,559,816.80

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Solution

The fourth proportional to 8,756,543.20, 13,134,814.80 and 7,559,816.80 is: 11,339,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,756,543.20 : 13,134,814.80 = 7,559,816.80 : x
  2. Step 2: Convert to fraction form
    8,756,543.20/13,134,814.80 = 7,559,816.80/x
  3. Step 3: Cross multiply
    8,756,543.20x = 13,134,814.80 × 7,559,816.80
  4. Step 4: Simplify right side
    8,756,543.20x = 99,296,793,589,928.64
  5. Step 5: Solve for x
    x = 99,296,793,589,928.64/8,756,543.20
  6. Step 6: Final answer
    x = 11,339,725.20

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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.