Home / 7,329,378.66-10,114,812.83-4,428,209.03

Finding the Fourth Proportional to 7,329,378.66, 10,114,812.83 and 4,428,209.03

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Solution

The fourth proportional to 7,329,378.66, 10,114,812.83 and 4,428,209.03 is: 6,111,091.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329,378.66 : 10,114,812.83 = 4,428,209.03 : x
  2. Step 2: Convert to fraction form
    7,329,378.66/10,114,812.83 = 4,428,209.03/x
  3. Step 3: Cross multiply
    7,329,378.66x = 10,114,812.83 × 4,428,209.03
  4. Step 4: Simplify right side
    7,329,378.66x = 44,790,505,513,711.84
  5. Step 5: Solve for x
    x = 44,790,505,513,711.84/7,329,378.66
  6. Step 6: Final answer
    x = 6,111,091.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.