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Finding the Fourth Proportional to 5,773,322.15, 7,966,860.41 and 3,159,820.91

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Solution

The fourth proportional to 5,773,322.15, 7,966,860.41 and 3,159,820.91 is: 4,360,375.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,773,322.15 : 7,966,860.41 = 3,159,820.91 : x
  2. Step 2: Convert to fraction form
    5,773,322.15/7,966,860.41 = 3,159,820.91/x
  3. Step 3: Cross multiply
    5,773,322.15x = 7,966,860.41 × 3,159,820.91
  4. Step 4: Simplify right side
    5,773,322.15x = 25,173,852,082,752.47
  5. Step 5: Solve for x
    x = 25,173,852,082,752.47/5,773,322.15
  6. Step 6: Final answer
    x = 4,360,375.43

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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.