Home / 7,216,060.14-9,958,164.75-3,952,990.86

Finding the Fourth Proportional to 7,216,060.14, 9,958,164.75 and 3,952,990.86

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Solution

The fourth proportional to 7,216,060.14, 9,958,164.75 and 3,952,990.86 is: 5,455,128.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216,060.14 : 9,958,164.75 = 3,952,990.86 : x
  2. Step 2: Convert to fraction form
    7,216,060.14/9,958,164.75 = 3,952,990.86/x
  3. Step 3: Cross multiply
    7,216,060.14x = 9,958,164.75 × 3,952,990.86
  4. Step 4: Simplify right side
    7,216,060.14x = 39,364,534,239,124.19
  5. Step 5: Solve for x
    x = 39,364,534,239,124.19/7,216,060.14
  6. Step 6: Final answer
    x = 5,455,128.35

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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.