Home / 5,366,907.72-7,406,118.90-2,919,521.88

Finding the Fourth Proportional to 5,366,907.72, 7,406,118.90 and 2,919,521.88

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Solution

The fourth proportional to 5,366,907.72, 7,406,118.90 and 2,919,521.88 is: 4,028,823.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,366,907.72 : 7,406,118.90 = 2,919,521.88 : x
  2. Step 2: Convert to fraction form
    5,366,907.72/7,406,118.90 = 2,919,521.88/x
  3. Step 3: Cross multiply
    5,366,907.72x = 7,406,118.90 × 2,919,521.88
  4. Step 4: Simplify right side
    5,366,907.72x = 21,622,326,174,431.53
  5. Step 5: Solve for x
    x = 21,622,326,174,431.53/5,366,907.72
  6. Step 6: Final answer
    x = 4,028,823.92

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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.