Home / 27,128,246.32-40,690,721.48-9,621,670.96

Finding the Fourth Proportional to 27,128,246.32, 40,690,721.48 and 9,621,670.96

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Solution

The fourth proportional to 27,128,246.32, 40,690,721.48 and 9,621,670.96 is: 14,431,921.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,128,246.32 : 40,690,721.48 = 9,621,670.96 : x
  2. Step 2: Convert to fraction form
    27,128,246.32/40,690,721.48 = 9,621,670.96/x
  3. Step 3: Cross multiply
    27,128,246.32x = 40,690,721.48 × 9,621,670.96
  4. Step 4: Simplify right side
    27,128,246.32x = 391,512,733,205,564.25
  5. Step 5: Solve for x
    x = 391,512,733,205,564.25/27,128,246.32
  6. Step 6: Final answer
    x = 14,431,921.94

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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.