Home / 7,207,038.94-9,945,714.51-3,943,854.34

Finding the Fourth Proportional to 7,207,038.94, 9,945,714.51 and 3,943,854.34

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Solution

The fourth proportional to 7,207,038.94, 9,945,714.51 and 3,943,854.34 is: 5,442,519.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207,038.94 : 9,945,714.51 = 3,943,854.34 : x
  2. Step 2: Convert to fraction form
    7,207,038.94/9,945,714.51 = 3,943,854.34/x
  3. Step 3: Cross multiply
    7,207,038.94x = 9,945,714.51 × 3,943,854.34
  4. Step 4: Simplify right side
    7,207,038.94x = 39,224,449,334,664.47
  5. Step 5: Solve for x
    x = 39,224,449,334,664.47/7,207,038.94
  6. Step 6: Final answer
    x = 5,442,519.41

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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.