Home / 19,260,156.30-28,890,234.45-6,476,412.30

Finding the Fourth Proportional to 19,260,156.30, 28,890,234.45 and 6,476,412.30

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Solution

The fourth proportional to 19,260,156.30, 28,890,234.45 and 6,476,412.30 is: 9,714,618.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,260,156.30 : 28,890,234.45 = 6,476,412.30 : x
  2. Step 2: Convert to fraction form
    19,260,156.30/28,890,234.45 = 6,476,412.30/x
  3. Step 3: Cross multiply
    19,260,156.30x = 28,890,234.45 × 6,476,412.30
  4. Step 4: Simplify right side
    19,260,156.30x = 187,105,069,741,863.72
  5. Step 5: Solve for x
    x = 187,105,069,741,863.72/19,260,156.30
  6. Step 6: Final answer
    x = 9,714,618.45

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Similar ratio
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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.