Home / 7,340,074.70-10,989,116.85-4,505,722.70

Finding the Fourth Proportional to 7,340,074.70, 10,989,116.85 and 4,505,722.70

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Solution

The fourth proportional to 7,340,074.70, 10,989,116.85 and 4,505,722.70 is: 6,745,696.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,074.70 : 10,989,116.85 = 4,505,722.70 : x
  2. Step 2: Convert to fraction form
    7,340,074.70/10,989,116.85 = 4,505,722.70/x
  3. Step 3: Cross multiply
    7,340,074.70x = 10,989,116.85 × 4,505,722.70
  4. Step 4: Simplify right side
    7,340,074.70x = 49,513,913,243,997.49
  5. Step 5: Solve for x
    x = 49,513,913,243,997.49/7,340,074.70
  6. Step 6: Final answer
    x = 6,745,696.10

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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.