Home / 17,983,015.20-26,974,522.80-6,621,987.60

Finding the Fourth Proportional to 17,983,015.20, 26,974,522.80 and 6,621,987.60

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Solution

The fourth proportional to 17,983,015.20, 26,974,522.80 and 6,621,987.60 is: 9,932,981.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,983,015.20 : 26,974,522.80 = 6,621,987.60 : x
  2. Step 2: Convert to fraction form
    17,983,015.20/26,974,522.80 = 6,621,987.60/x
  3. Step 3: Cross multiply
    17,983,015.20x = 26,974,522.80 × 6,621,987.60
  4. Step 4: Simplify right side
    17,983,015.20x = 178,624,955,497,517.28
  5. Step 5: Solve for x
    x = 178,624,955,497,517.28/17,983,015.20
  6. Step 6: Final answer
    x = 9,932,981.40

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1.5x scale

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.