Home / 19,248,796.12-28,872,456.90-6,477,140.44

Finding the Fourth Proportional to 19,248,796.12, 28,872,456.90 and 6,477,140.44

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Solution

The fourth proportional to 19,248,796.12, 28,872,456.90 and 6,477,140.44 is: 9,715,462.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,248,796.12 : 28,872,456.90 = 6,477,140.44 : x
  2. Step 2: Convert to fraction form
    19,248,796.12/28,872,456.90 = 6,477,140.44/x
  3. Step 3: Cross multiply
    19,248,796.12x = 28,872,456.90 × 6,477,140.44
  4. Step 4: Simplify right side
    19,248,796.12x = 187,010,958,189,147.03
  5. Step 5: Solve for x
    x = 187,010,958,189,147.03/19,248,796.12
  6. Step 6: Final answer
    x = 9,715,462.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.