Home / 7,031,496.64-9,703,656.48-3,976,168

Finding the Fourth Proportional to 7,031,496.64, 9,703,656.48 and 3,976,168

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Solution

The fourth proportional to 7,031,496.64, 9,703,656.48 and 3,976,168 is: 5,487,219.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031,496.64 : 9,703,656.48 = 3,976,168 : x
  2. Step 2: Convert to fraction form
    7,031,496.64/9,703,656.48 = 3,976,168/x
  3. Step 3: Cross multiply
    7,031,496.64x = 9,703,656.48 × 3,976,168
  4. Step 4: Simplify right side
    7,031,496.64x = 38,583,368,378,768.64
  5. Step 5: Solve for x
    x = 38,583,368,378,768.64/7,031,496.64
  6. Step 6: Final answer
    x = 5,487,219.91

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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.