Home / 6,442,428.63-8,890,324.96-3,541,798.38

Finding the Fourth Proportional to 6,442,428.63, 8,890,324.96 and 3,541,798.38

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Solution

The fourth proportional to 6,442,428.63, 8,890,324.96 and 3,541,798.38 is: 4,887,557.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442,428.63 : 8,890,324.96 = 3,541,798.38 : x
  2. Step 2: Convert to fraction form
    6,442,428.63/8,890,324.96 = 3,541,798.38/x
  3. Step 3: Cross multiply
    6,442,428.63x = 8,890,324.96 × 3,541,798.38
  4. Step 4: Simplify right side
    6,442,428.63x = 31,487,738,541,001.57
  5. Step 5: Solve for x
    x = 31,487,738,541,001.57/6,442,428.63
  6. Step 6: Final answer
    x = 4,887,557.22

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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.