Home / 20,844,024.60-31,252,040.10-11,130,245.40

Finding the Fourth Proportional to 20,844,024.60, 31,252,040.10 and 11,130,245.40

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Solution

The fourth proportional to 20,844,024.60, 31,252,040.10 and 11,130,245.40 is: 16,687,894.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,844,024.60 : 31,252,040.10 = 11,130,245.40 : x
  2. Step 2: Convert to fraction form
    20,844,024.60/31,252,040.10 = 11,130,245.40/x
  3. Step 3: Cross multiply
    20,844,024.60x = 31,252,040.10 × 11,130,245.40
  4. Step 4: Simplify right side
    20,844,024.60x = 347,842,875,563,640.56
  5. Step 5: Solve for x
    x = 347,842,875,563,640.56/20,844,024.60
  6. Step 6: Final answer
    x = 16,687,894.12

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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.