Home / 11,442,420.05-15,794,683.19-7,576,186.77

Finding the Fourth Proportional to 11,442,420.05, 15,794,683.19 and 7,576,186.77

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Solution

The fourth proportional to 11,442,420.05, 15,794,683.19 and 7,576,186.77 is: 10,457,881.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,442,420.05 : 15,794,683.19 = 7,576,186.77 : x
  2. Step 2: Convert to fraction form
    11,442,420.05/15,794,683.19 = 7,576,186.77/x
  3. Step 3: Cross multiply
    11,442,420.05x = 15,794,683.19 × 7,576,186.77
  4. Step 4: Simplify right side
    11,442,420.05x = 119,663,469,810,949.16
  5. Step 5: Solve for x
    x = 119,663,469,810,949.16/11,442,420.05
  6. Step 6: Final answer
    x = 10,457,881.23

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1.5x scale

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.