Home / 7,485,458.52-10,329,994.53-4,132,732.86

Finding the Fourth Proportional to 7,485,458.52, 10,329,994.53 and 4,132,732.86

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Solution

The fourth proportional to 7,485,458.52, 10,329,994.53 and 4,132,732.86 is: 5,703,205.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485,458.52 : 10,329,994.53 = 4,132,732.86 : x
  2. Step 2: Convert to fraction form
    7,485,458.52/10,329,994.53 = 4,132,732.86/x
  3. Step 3: Cross multiply
    7,485,458.52x = 10,329,994.53 × 4,132,732.86
  4. Step 4: Simplify right side
    7,485,458.52x = 42,691,107,837,751.25
  5. Step 5: Solve for x
    x = 42,691,107,837,751.25/7,485,458.52
  6. Step 6: Final answer
    x = 5,703,205.45

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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.