Home / 66,936,722.10-100,405,083.15-46,529,387.70

Finding the Fourth Proportional to 66,936,722.10, 100,405,083.15 and 46,529,387.70

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Solution

The fourth proportional to 66,936,722.10, 100,405,083.15 and 46,529,387.70 is: 69,794,081.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,936,722.10 : 100,405,083.15 = 46,529,387.70 : x
  2. Step 2: Convert to fraction form
    66,936,722.10/100,405,083.15 = 46,529,387.70/x
  3. Step 3: Cross multiply
    66,936,722.10x = 100,405,083.15 × 46,529,387.70
  4. Step 4: Simplify right side
    66,936,722.10x = 4,671,787,040,937,088
  5. Step 5: Solve for x
    x = 4,671,787,040,937,088/66,936,722.10
  6. Step 6: Final answer
    x = 69,794,081.55

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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.