Home / 6,442,428.25-8,890,324.45-3,541,798

Finding the Fourth Proportional to 6,442,428.25, 8,890,324.45 and 3,541,798

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Solution

The fourth proportional to 6,442,428.25, 8,890,324.45 and 3,541,798 is: 4,887,556.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442,428.25 : 8,890,324.45 = 3,541,798 : x
  2. Step 2: Convert to fraction form
    6,442,428.25/8,890,324.45 = 3,541,798/x
  3. Step 3: Cross multiply
    6,442,428.25x = 8,890,324.45 × 3,541,798
  4. Step 4: Simplify right side
    6,442,428.25x = 31,487,733,356,361.10
  5. Step 5: Solve for x
    x = 31,487,733,356,361.10/6,442,428.25
  6. Step 6: Final answer
    x = 4,887,556.70

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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.