Home / 7,485,015.11-10,329,455.39-4,389,770.93

Finding the Fourth Proportional to 7,485,015.11, 10,329,455.39 and 4,389,770.93

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Solution

The fourth proportional to 7,485,015.11, 10,329,455.39 and 4,389,770.93 is: 6,057,962.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485,015.11 : 10,329,455.39 = 4,389,770.93 : x
  2. Step 2: Convert to fraction form
    7,485,015.11/10,329,455.39 = 4,389,770.93/x
  3. Step 3: Cross multiply
    7,485,015.11x = 10,329,455.39 × 4,389,770.93
  4. Step 4: Simplify right side
    7,485,015.11x = 45,343,942,997,628.59
  5. Step 5: Solve for x
    x = 45,343,942,997,628.59/7,485,015.11
  6. Step 6: Final answer
    x = 6,057,962.79

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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.