Home / 10,907,999.20-16,361,998.80-3,717,143.20

Finding the Fourth Proportional to 10,907,999.20, 16,361,998.80 and 3,717,143.20

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Solution

The fourth proportional to 10,907,999.20, 16,361,998.80 and 3,717,143.20 is: 5,575,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,907,999.20 : 16,361,998.80 = 3,717,143.20 : x
  2. Step 2: Convert to fraction form
    10,907,999.20/16,361,998.80 = 3,717,143.20/x
  3. Step 3: Cross multiply
    10,907,999.20x = 16,361,998.80 × 3,717,143.20
  4. Step 4: Simplify right side
    10,907,999.20x = 60,819,892,577,828.16
  5. Step 5: Solve for x
    x = 60,819,892,577,828.16/10,907,999.20
  6. Step 6: Final answer
    x = 5,575,714.80

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1.5x scale

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.