Home / 30,089,877.44-45,103,313.97-12,592,459.53

Finding the Fourth Proportional to 30,089,877.44, 45,103,313.97 and 12,592,459.53

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Solution

The fourth proportional to 30,089,877.44, 45,103,313.97 and 12,592,459.53 is: 18,875,505.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,089,877.44 : 45,103,313.97 = 12,592,459.53 : x
  2. Step 2: Convert to fraction form
    30,089,877.44/45,103,313.97 = 12,592,459.53/x
  3. Step 3: Cross multiply
    30,089,877.44x = 45,103,313.97 × 12,592,459.53
  4. Step 4: Simplify right side
    30,089,877.44x = 567,961,655,836,108.62
  5. Step 5: Solve for x
    x = 567,961,655,836,108.62/30,089,877.44
  6. Step 6: Final answer
    x = 18,875,505.79

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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.