Home / 7,686,103.28-11,541,505.80-5,096,407.86

Finding the Fourth Proportional to 7,686,103.28, 11,541,505.80 and 5,096,407.86

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Solution

The fourth proportional to 7,686,103.28, 11,541,505.80 and 5,096,407.86 is: 7,652,801.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,686,103.28 : 11,541,505.80 = 5,096,407.86 : x
  2. Step 2: Convert to fraction form
    7,686,103.28/11,541,505.80 = 5,096,407.86/x
  3. Step 3: Cross multiply
    7,686,103.28x = 11,541,505.80 × 5,096,407.86
  4. Step 4: Simplify right side
    7,686,103.28x = 58,820,220,849,873.55
  5. Step 5: Solve for x
    x = 58,820,220,849,873.55/7,686,103.28
  6. Step 6: Final answer
    x = 7,652,801.26

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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.