Home / 7,031,028.28-9,703,080.36-3,975,060.28

Finding the Fourth Proportional to 7,031,028.28, 9,703,080.36 and 3,975,060.28

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Solution

The fourth proportional to 7,031,028.28, 9,703,080.36 and 3,975,060.28 is: 5,485,730.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031,028.28 : 9,703,080.36 = 3,975,060.28 : x
  2. Step 2: Convert to fraction form
    7,031,028.28/9,703,080.36 = 3,975,060.28/x
  3. Step 3: Cross multiply
    7,031,028.28x = 9,703,080.36 × 3,975,060.28
  4. Step 4: Simplify right side
    7,031,028.28x = 38,570,329,332,684.09
  5. Step 5: Solve for x
    x = 38,570,329,332,684.09/7,031,028.28
  6. Step 6: Final answer
    x = 5,485,730.93

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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.