Home / 5,032,665.90-6,945,275.54-2,857,411.44

Finding the Fourth Proportional to 5,032,665.90, 6,945,275.54 and 2,857,411.44

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Solution

The fourth proportional to 5,032,665.90, 6,945,275.54 and 2,857,411.44 is: 3,943,339.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,032,665.90 : 6,945,275.54 = 2,857,411.44 : x
  2. Step 2: Convert to fraction form
    5,032,665.90/6,945,275.54 = 2,857,411.44/x
  3. Step 3: Cross multiply
    5,032,665.90x = 6,945,275.54 × 2,857,411.44
  4. Step 4: Simplify right side
    5,032,665.90x = 19,845,509,767,661.12
  5. Step 5: Solve for x
    x = 19,845,509,767,661.12/5,032,665.90
  6. Step 6: Final answer
    x = 3,943,339.41

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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.