Home / 7,576,308.66-10,455,136.08-4,138,563.36

Finding the Fourth Proportional to 7,576,308.66, 10,455,136.08 and 4,138,563.36

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Solution

The fourth proportional to 7,576,308.66, 10,455,136.08 and 4,138,563.36 is: 5,711,124.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576,308.66 : 10,455,136.08 = 4,138,563.36 : x
  2. Step 2: Convert to fraction form
    7,576,308.66/10,455,136.08 = 4,138,563.36/x
  3. Step 3: Cross multiply
    7,576,308.66x = 10,455,136.08 × 4,138,563.36
  4. Step 4: Simplify right side
    7,576,308.66x = 43,269,243,104,502.03
  5. Step 5: Solve for x
    x = 43,269,243,104,502.03/7,576,308.66
  6. Step 6: Final answer
    x = 5,711,124.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.