Home / 26,190,742.46-36,140,460.53-15,180,945.71

Finding the Fourth Proportional to 26,190,742.46, 36,140,460.53 and 15,180,945.71

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Solution

The fourth proportional to 26,190,742.46, 36,140,460.53 and 15,180,945.71 is: 20,948,102.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190,742.46 : 36,140,460.53 = 15,180,945.71 : x
  2. Step 2: Convert to fraction form
    26,190,742.46/36,140,460.53 = 15,180,945.71/x
  3. Step 3: Cross multiply
    26,190,742.46x = 36,140,460.53 × 15,180,945.71
  4. Step 4: Simplify right side
    26,190,742.46x = 548,646,368,983,720.75
  5. Step 5: Solve for x
    x = 548,646,368,983,720.75/26,190,742.46
  6. Step 6: Final answer
    x = 20,948,102.94

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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.