Home / 10,380,493.60-15,570,740.40-3,648,032.80

Finding the Fourth Proportional to 10,380,493.60, 15,570,740.40 and 3,648,032.80

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Solution

The fourth proportional to 10,380,493.60, 15,570,740.40 and 3,648,032.80 is: 5,472,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,380,493.60 : 15,570,740.40 = 3,648,032.80 : x
  2. Step 2: Convert to fraction form
    10,380,493.60/15,570,740.40 = 3,648,032.80/x
  3. Step 3: Cross multiply
    10,380,493.60x = 15,570,740.40 × 3,648,032.80
  4. Step 4: Simplify right side
    10,380,493.60x = 56,802,571,699,485.12
  5. Step 5: Solve for x
    x = 56,802,571,699,485.12/10,380,493.60
  6. Step 6: Final answer
    x = 5,472,049.20

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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.