Home / 7,253,422.52-10,009,406.86-3,990,030.26

Finding the Fourth Proportional to 7,253,422.52, 10,009,406.86 and 3,990,030.26

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Solution

The fourth proportional to 7,253,422.52, 10,009,406.86 and 3,990,030.26 is: 5,506,067.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253,422.52 : 10,009,406.86 = 3,990,030.26 : x
  2. Step 2: Convert to fraction form
    7,253,422.52/10,009,406.86 = 3,990,030.26/x
  3. Step 3: Cross multiply
    7,253,422.52x = 10,009,406.86 × 3,990,030.26
  4. Step 4: Simplify right side
    7,253,422.52x = 39,937,836,196,029.47
  5. Step 5: Solve for x
    x = 39,937,836,196,029.47/7,253,422.52
  6. Step 6: Final answer
    x = 5,506,067.81

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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.