Home / 10,553,664.20-15,825,765.90-4,160,625.80

Finding the Fourth Proportional to 10,553,664.20, 15,825,765.90 and 4,160,625.80

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Solution

The fourth proportional to 10,553,664.20, 15,825,765.90 and 4,160,625.80 is: 6,239,073.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553,664.20 : 15,825,765.90 = 4,160,625.80 : x
  2. Step 2: Convert to fraction form
    10,553,664.20/15,825,765.90 = 4,160,625.80/x
  3. Step 3: Cross multiply
    10,553,664.20x = 15,825,765.90 × 4,160,625.80
  4. Step 4: Simplify right side
    10,553,664.20x = 65,845,089,908,300.22
  5. Step 5: Solve for x
    x = 65,845,089,908,300.22/10,553,664.20
  6. Step 6: Final answer
    x = 6,239,073.81

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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.