Home / 18,647,575.30-27,971,362.95-5,871,996.10

Finding the Fourth Proportional to 18,647,575.30, 27,971,362.95 and 5,871,996.10

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Solution

The fourth proportional to 18,647,575.30, 27,971,362.95 and 5,871,996.10 is: 8,807,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,647,575.30 : 27,971,362.95 = 5,871,996.10 : x
  2. Step 2: Convert to fraction form
    18,647,575.30/27,971,362.95 = 5,871,996.10/x
  3. Step 3: Cross multiply
    18,647,575.30x = 27,971,362.95 × 5,871,996.10
  4. Step 4: Simplify right side
    18,647,575.30x = 164,247,734,154,084.47
  5. Step 5: Solve for x
    x = 164,247,734,154,084.47/18,647,575.30
  6. Step 6: Final answer
    x = 8,807,994.15

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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.