Home / 19,432,992.64-29,129,980.90-6,644,751.52

Finding the Fourth Proportional to 19,432,992.64, 29,129,980.90 and 6,644,751.52

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Solution

The fourth proportional to 19,432,992.64, 29,129,980.90 and 6,644,751.52 is: 9,960,456.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,432,992.64 : 29,129,980.90 = 6,644,751.52 : x
  2. Step 2: Convert to fraction form
    19,432,992.64/29,129,980.90 = 6,644,751.52/x
  3. Step 3: Cross multiply
    19,432,992.64x = 29,129,980.90 × 6,644,751.52
  4. Step 4: Simplify right side
    19,432,992.64x = 193,561,484,862,845.94
  5. Step 5: Solve for x
    x = 193,561,484,862,845.94/19,432,992.64
  6. Step 6: Final answer
    x = 9,960,456.86

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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.