Home / 12,572,048.20-18,830,078.70-10,892,432.20

Finding the Fourth Proportional to 12,572,048.20, 18,830,078.70 and 10,892,432.20

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Solution

The fourth proportional to 12,572,048.20, 18,830,078.70 and 10,892,432.20 is: 16,314,394.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,572,048.20 : 18,830,078.70 = 10,892,432.20 : x
  2. Step 2: Convert to fraction form
    12,572,048.20/18,830,078.70 = 10,892,432.20/x
  3. Step 3: Cross multiply
    12,572,048.20x = 18,830,078.70 × 10,892,432.20
  4. Step 4: Simplify right side
    12,572,048.20x = 205,105,355,560,414.12
  5. Step 5: Solve for x
    x = 205,105,355,560,414.12/12,572,048.20
  6. Step 6: Final answer
    x = 16,314,394.62

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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.