Home / 38,980,034.40-58,344,080.40-30,413,992.80

Finding the Fourth Proportional to 38,980,034.40, 58,344,080.40 and 30,413,992.80

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Solution

The fourth proportional to 38,980,034.40, 58,344,080.40 and 30,413,992.80 is: 45,522,700.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,980,034.40 : 58,344,080.40 = 30,413,992.80 : x
  2. Step 2: Convert to fraction form
    38,980,034.40/58,344,080.40 = 30,413,992.80/x
  3. Step 3: Cross multiply
    38,980,034.40x = 58,344,080.40 × 30,413,992.80
  4. Step 4: Simplify right side
    38,980,034.40x = 1,774,476,441,208,221
  5. Step 5: Solve for x
    x = 1,774,476,441,208,221/38,980,034.40
  6. Step 6: Final answer
    x = 45,522,700.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.