Home / 76,995,260.60-115,507,457.16-30,940,714.76

Finding the Fourth Proportional to 76,995,260.60, 115,507,457.16 and 30,940,714.76

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Solution

The fourth proportional to 76,995,260.60, 115,507,457.16 and 30,940,714.76 is: 46,416,925.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,995,260.60 : 115,507,457.16 = 30,940,714.76 : x
  2. Step 2: Convert to fraction form
    76,995,260.60/115,507,457.16 = 30,940,714.76/x
  3. Step 3: Cross multiply
    76,995,260.60x = 115,507,457.16 × 30,940,714.76
  4. Step 4: Simplify right side
    76,995,260.60x = 3,573,883,284,640,480
  5. Step 5: Solve for x
    x = 3,573,883,284,640,480/76,995,260.60
  6. Step 6: Final answer
    x = 46,416,925.62

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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.