Home / 70,825,361.89-97,739,387.12-41,073,649.78

Finding the Fourth Proportional to 70,825,361.89, 97,739,387.12 and 41,073,649.78

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Solution

The fourth proportional to 70,825,361.89, 97,739,387.12 and 41,073,649.78 is: 56,681,861.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,825,361.89 : 97,739,387.12 = 41,073,649.78 : x
  2. Step 2: Convert to fraction form
    70,825,361.89/97,739,387.12 = 41,073,649.78/x
  3. Step 3: Cross multiply
    70,825,361.89x = 97,739,387.12 × 41,073,649.78
  4. Step 4: Simplify right side
    70,825,361.89x = 4,014,513,355,969,510.50
  5. Step 5: Solve for x
    x = 4,014,513,355,969,510.50/70,825,361.89
  6. Step 6: Final answer
    x = 56,681,861.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.