Home / 76,459,065.36-114,705,205.32-27,936,841.20

Finding the Fourth Proportional to 76,459,065.36, 114,705,205.32 and 27,936,841.20

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Solution

The fourth proportional to 76,459,065.36, 114,705,205.32 and 27,936,841.20 is: 41,911,329.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,459,065.36 : 114,705,205.32 = 27,936,841.20 : x
  2. Step 2: Convert to fraction form
    76,459,065.36/114,705,205.32 = 27,936,841.20/x
  3. Step 3: Cross multiply
    76,459,065.36x = 114,705,205.32 × 27,936,841.20
  4. Step 4: Simplify right side
    76,459,065.36x = 3,204,501,105,838,235
  5. Step 5: Solve for x
    x = 3,204,501,105,838,235/76,459,065.36
  6. Step 6: Final answer
    x = 41,911,329.82

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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.