Home / 8,020,168.20-12,032,001.90-2,339,929.80

Finding the Fourth Proportional to 8,020,168.20, 12,032,001.90 and 2,339,929.80

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Solution

The fourth proportional to 8,020,168.20, 12,032,001.90 and 2,339,929.80 is: 3,510,405.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020,168.20 : 12,032,001.90 = 2,339,929.80 : x
  2. Step 2: Convert to fraction form
    8,020,168.20/12,032,001.90 = 2,339,929.80/x
  3. Step 3: Cross multiply
    8,020,168.20x = 12,032,001.90 × 2,339,929.80
  4. Step 4: Simplify right side
    8,020,168.20x = 28,154,039,799,466.62
  5. Step 5: Solve for x
    x = 28,154,039,799,466.62/8,020,168.20
  6. Step 6: Final answer
    x = 3,510,405.16

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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.