Home / 19,070,161.56-28,608,760.98-6,291,549.72

Finding the Fourth Proportional to 19,070,161.56, 28,608,760.98 and 6,291,549.72

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Solution

The fourth proportional to 19,070,161.56, 28,608,760.98 and 6,291,549.72 is: 9,438,485.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,070,161.56 : 28,608,760.98 = 6,291,549.72 : x
  2. Step 2: Convert to fraction form
    19,070,161.56/28,608,760.98 = 6,291,549.72/x
  3. Step 3: Cross multiply
    19,070,161.56x = 28,608,760.98 × 6,291,549.72
  4. Step 4: Simplify right side
    19,070,161.56x = 179,993,442,133,265.91
  5. Step 5: Solve for x
    x = 179,993,442,133,265.91/19,070,161.56
  6. Step 6: Final answer
    x = 9,438,485.44

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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.