Home / 7,507,379.70-10,360,197.81-4,069,610.10

Finding the Fourth Proportional to 7,507,379.70, 10,360,197.81 and 4,069,610.10

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Solution

The fourth proportional to 7,507,379.70, 10,360,197.81 and 4,069,610.10 is: 5,616,069.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507,379.70 : 10,360,197.81 = 4,069,610.10 : x
  2. Step 2: Convert to fraction form
    7,507,379.70/10,360,197.81 = 4,069,610.10/x
  3. Step 3: Cross multiply
    7,507,379.70x = 10,360,197.81 × 4,069,610.10
  4. Step 4: Simplify right side
    7,507,379.70x = 42,161,965,645,573.88
  5. Step 5: Solve for x
    x = 42,161,965,645,573.88/7,507,379.70
  6. Step 6: Final answer
    x = 5,616,069.43

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1.5x scale

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.