Home / 7,519,651.12-10,377,131.70-4,081,894.48

Finding the Fourth Proportional to 7,519,651.12, 10,377,131.70 and 4,081,894.48

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Solution

The fourth proportional to 7,519,651.12, 10,377,131.70 and 4,081,894.48 is: 5,633,021.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519,651.12 : 10,377,131.70 = 4,081,894.48 : x
  2. Step 2: Convert to fraction form
    7,519,651.12/10,377,131.70 = 4,081,894.48/x
  3. Step 3: Cross multiply
    7,519,651.12x = 10,377,131.70 × 4,081,894.48
  4. Step 4: Simplify right side
    7,519,651.12x = 42,358,356,604,463.02
  5. Step 5: Solve for x
    x = 42,358,356,604,463.02/7,519,651.12
  6. Step 6: Final answer
    x = 5,633,021.52

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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.