Home / 6,649,338.88-9,172,598.48-5,410,332.68

Finding the Fourth Proportional to 6,649,338.88, 9,172,598.48 and 5,410,332.68

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Solution

The fourth proportional to 6,649,338.88, 9,172,598.48 and 5,410,332.68 is: 7,463,420.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,649,338.88 : 9,172,598.48 = 5,410,332.68 : x
  2. Step 2: Convert to fraction form
    6,649,338.88/9,172,598.48 = 5,410,332.68/x
  3. Step 3: Cross multiply
    6,649,338.88x = 9,172,598.48 × 5,410,332.68
  4. Step 4: Simplify right side
    6,649,338.88x = 49,626,809,316,862.33
  5. Step 5: Solve for x
    x = 49,626,809,316,862.33/6,649,338.88
  6. Step 6: Final answer
    x = 7,463,420.08

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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.