Home / 49,907,809.80-74,861,714.70-12,085,345.80

Finding the Fourth Proportional to 49,907,809.80, 74,861,714.70 and 12,085,345.80

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Solution

The fourth proportional to 49,907,809.80, 74,861,714.70 and 12,085,345.80 is: 18,128,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,907,809.80 : 74,861,714.70 = 12,085,345.80 : x
  2. Step 2: Convert to fraction form
    49,907,809.80/74,861,714.70 = 12,085,345.80/x
  3. Step 3: Cross multiply
    49,907,809.80x = 74,861,714.70 × 12,085,345.80
  4. Step 4: Simplify right side
    49,907,809.80x = 904,729,709,330,443.38
  5. Step 5: Solve for x
    x = 904,729,709,330,443.38/49,907,809.80
  6. Step 6: Final answer
    x = 18,128,018.70

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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.