Home / 7,643,920.99-10,548,292.39-4,159,273.45

Finding the Fourth Proportional to 7,643,920.99, 10,548,292.39 and 4,159,273.45

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Solution

The fourth proportional to 7,643,920.99, 10,548,292.39 and 4,159,273.45 is: 5,739,624.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643,920.99 : 10,548,292.39 = 4,159,273.45 : x
  2. Step 2: Convert to fraction form
    7,643,920.99/10,548,292.39 = 4,159,273.45/x
  3. Step 3: Cross multiply
    7,643,920.99x = 10,548,292.39 × 4,159,273.45
  4. Step 4: Simplify right side
    7,643,920.99x = 43,873,232,480,564.05
  5. Step 5: Solve for x
    x = 43,873,232,480,564.05/7,643,920.99
  6. Step 6: Final answer
    x = 5,739,624.01

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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.