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Finding the Fourth Proportional to 5,644,126.07, 7,789,038.87 and 3,065,954.39

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Solution

The fourth proportional to 5,644,126.07, 7,789,038.87 and 3,065,954.39 is: 4,231,095.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,644,126.07 : 7,789,038.87 = 3,065,954.39 : x
  2. Step 2: Convert to fraction form
    5,644,126.07/7,789,038.87 = 3,065,954.39/x
  3. Step 3: Cross multiply
    5,644,126.07x = 7,789,038.87 × 3,065,954.39
  4. Step 4: Simplify right side
    5,644,126.07x = 23,880,837,878,411.95
  5. Step 5: Solve for x
    x = 23,880,837,878,411.95/5,644,126.07
  6. Step 6: Final answer
    x = 4,231,095.76

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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.