Home / 5,107,619.80-7,661,429.70-4,477,763.80

Finding the Fourth Proportional to 5,107,619.80, 7,661,429.70 and 4,477,763.80

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Solution

The fourth proportional to 5,107,619.80, 7,661,429.70 and 4,477,763.80 is: 6,716,645.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,619.80 : 7,661,429.70 = 4,477,763.80 : x
  2. Step 2: Convert to fraction form
    5,107,619.80/7,661,429.70 = 4,477,763.80/x
  3. Step 3: Cross multiply
    5,107,619.80x = 7,661,429.70 × 4,477,763.80
  4. Step 4: Simplify right side
    5,107,619.80x = 34,306,072,566,904.86
  5. Step 5: Solve for x
    x = 34,306,072,566,904.86/5,107,619.80
  6. Step 6: Final answer
    x = 6,716,645.70

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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.