Home / 47,269,207.58-65,285,314.81-31,772,388.02

Finding the Fourth Proportional to 47,269,207.58, 65,285,314.81 and 31,772,388.02

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Solution

The fourth proportional to 47,269,207.58, 65,285,314.81 and 31,772,388.02 is: 43,882,063.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,269,207.58 : 65,285,314.81 = 31,772,388.02 : x
  2. Step 2: Convert to fraction form
    47,269,207.58/65,285,314.81 = 31,772,388.02/x
  3. Step 3: Cross multiply
    47,269,207.58x = 65,285,314.81 × 31,772,388.02
  4. Step 4: Simplify right side
    47,269,207.58x = 2,074,270,354,151,172.50
  5. Step 5: Solve for x
    x = 2,074,270,354,151,172.50/47,269,207.58
  6. Step 6: Final answer
    x = 43,882,063.19

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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.