Home / 30,443,599.35-45,672,115.85-8,879,888.70

Finding the Fourth Proportional to 30,443,599.35, 45,672,115.85 and 8,879,888.70

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Solution

The fourth proportional to 30,443,599.35, 45,672,115.85 and 8,879,888.70 is: 13,321,792.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,443,599.35 : 45,672,115.85 = 8,879,888.70 : x
  2. Step 2: Convert to fraction form
    30,443,599.35/45,672,115.85 = 8,879,888.70/x
  3. Step 3: Cross multiply
    30,443,599.35x = 45,672,115.85 × 8,879,888.70
  4. Step 4: Simplify right side
    30,443,599.35x = 405,563,305,577,885.94
  5. Step 5: Solve for x
    x = 405,563,305,577,885.94/30,443,599.35
  6. Step 6: Final answer
    x = 13,321,792.24

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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.