Home / 13,368,802.32-20,053,981.08-3,783,378.96

Finding the Fourth Proportional to 13,368,802.32, 20,053,981.08 and 3,783,378.96

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Solution

The fourth proportional to 13,368,802.32, 20,053,981.08 and 3,783,378.96 is: 5,675,288.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,368,802.32 : 20,053,981.08 = 3,783,378.96 : x
  2. Step 2: Convert to fraction form
    13,368,802.32/20,053,981.08 = 3,783,378.96/x
  3. Step 3: Cross multiply
    13,368,802.32x = 20,053,981.08 × 3,783,378.96
  4. Step 4: Simplify right side
    13,368,802.32x = 75,871,810,082,310.06
  5. Step 5: Solve for x
    x = 75,871,810,082,310.06/13,368,802.32
  6. Step 6: Final answer
    x = 5,675,288.50

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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.