Home / 18,035,018.04-24,921,279.80-13,131,698.44

Finding the Fourth Proportional to 18,035,018.04, 24,921,279.80 and 13,131,698.44

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Solution

The fourth proportional to 18,035,018.04, 24,921,279.80 and 13,131,698.44 is: 18,145,739.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,035,018.04 : 24,921,279.80 = 13,131,698.44 : x
  2. Step 2: Convert to fraction form
    18,035,018.04/24,921,279.80 = 13,131,698.44/x
  3. Step 3: Cross multiply
    18,035,018.04x = 24,921,279.80 × 13,131,698.44
  4. Step 4: Simplify right side
    18,035,018.04x = 327,258,731,072,463.50
  5. Step 5: Solve for x
    x = 327,258,731,072,463.50/18,035,018.04
  6. Step 6: Final answer
    x = 18,145,739.05

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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.