Home / 52,657,604.14-78,989,871.99-13,797,007.69

Finding the Fourth Proportional to 52,657,604.14, 78,989,871.99 and 13,797,007.69

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Solution

The fourth proportional to 52,657,604.14, 78,989,871.99 and 13,797,007.69 is: 20,696,419.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,657,604.14 : 78,989,871.99 = 13,797,007.69 : x
  2. Step 2: Convert to fraction form
    52,657,604.14/78,989,871.99 = 13,797,007.69/x
  3. Step 3: Cross multiply
    52,657,604.14x = 78,989,871.99 × 13,797,007.69
  4. Step 4: Simplify right side
    52,657,604.14x = 1,089,823,871,278,145.50
  5. Step 5: Solve for x
    x = 1,089,823,871,278,145.50/52,657,604.14
  6. Step 6: Final answer
    x = 20,696,419.62

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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.