Home / 30,169,072.72-41,634,691.32-17,779,689.04

Finding the Fourth Proportional to 30,169,072.72, 41,634,691.32 and 17,779,689.04

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Solution

The fourth proportional to 30,169,072.72, 41,634,691.32 and 17,779,689.04 is: 24,536,778.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,169,072.72 : 41,634,691.32 = 17,779,689.04 : x
  2. Step 2: Convert to fraction form
    30,169,072.72/41,634,691.32 = 17,779,689.04/x
  3. Step 3: Cross multiply
    30,169,072.72x = 41,634,691.32 × 17,779,689.04
  4. Step 4: Simplify right side
    30,169,072.72x = 740,251,864,945,987.12
  5. Step 5: Solve for x
    x = 740,251,864,945,987.12/30,169,072.72
  6. Step 6: Final answer
    x = 24,536,778.83

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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.