Home / 7,031,105.80-9,703,302.75-3,933,444.37

Finding the Fourth Proportional to 7,031,105.80, 9,703,302.75 and 3,933,444.37

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Solution

The fourth proportional to 7,031,105.80, 9,703,302.75 and 3,933,444.37 is: 5,428,364.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031,105.80 : 9,703,302.75 = 3,933,444.37 : x
  2. Step 2: Convert to fraction form
    7,031,105.80/9,703,302.75 = 3,933,444.37/x
  3. Step 3: Cross multiply
    7,031,105.80x = 9,703,302.75 × 3,933,444.37
  4. Step 4: Simplify right side
    7,031,105.80x = 38,167,401,572,393.02
  5. Step 5: Solve for x
    x = 38,167,401,572,393.02/7,031,105.80
  6. Step 6: Final answer
    x = 5,428,364.00

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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.