Home / 76,350,014.36-114,380,519.88-45,132,210.26

Finding the Fourth Proportional to 76,350,014.36, 114,380,519.88 and 45,132,210.26

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Solution

The fourth proportional to 76,350,014.36, 114,380,519.88 and 45,132,210.26 is: 67,612,897.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,350,014.36 : 114,380,519.88 = 45,132,210.26 : x
  2. Step 2: Convert to fraction form
    76,350,014.36/114,380,519.88 = 45,132,210.26/x
  3. Step 3: Cross multiply
    76,350,014.36x = 114,380,519.88 × 45,132,210.26
  4. Step 4: Simplify right side
    76,350,014.36x = 5,162,245,672,872,270
  5. Step 5: Solve for x
    x = 5,162,245,672,872,270/76,350,014.36
  6. Step 6: Final answer
    x = 67,612,897.21

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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.