Home / 20,534,097.06-30,831,424.20-11,453,935.50

Finding the Fourth Proportional to 20,534,097.06, 30,831,424.20 and 11,453,935.50

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Solution

The fourth proportional to 20,534,097.06, 30,831,424.20 and 11,453,935.50 is: 17,197,792.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,534,097.06 : 30,831,424.20 = 11,453,935.50 : x
  2. Step 2: Convert to fraction form
    20,534,097.06/30,831,424.20 = 11,453,935.50/x
  3. Step 3: Cross multiply
    20,534,097.06x = 30,831,424.20 × 11,453,935.50
  4. Step 4: Simplify right side
    20,534,097.06x = 353,141,144,159,939.06
  5. Step 5: Solve for x
    x = 353,141,144,159,939.06/20,534,097.06
  6. Step 6: Final answer
    x = 17,197,792.68

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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.