Home / 13,091,897.46-18,066,314.61-7,290,923.70

Finding the Fourth Proportional to 13,091,897.46, 18,066,314.61 and 7,290,923.70

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Solution

The fourth proportional to 13,091,897.46, 18,066,314.61 and 7,290,923.70 is: 10,061,194.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,091,897.46 : 18,066,314.61 = 7,290,923.70 : x
  2. Step 2: Convert to fraction form
    13,091,897.46/18,066,314.61 = 7,290,923.70/x
  3. Step 3: Cross multiply
    13,091,897.46x = 18,066,314.61 × 7,290,923.70
  4. Step 4: Simplify right side
    13,091,897.46x = 131,720,121,361,705.25
  5. Step 5: Solve for x
    x = 131,720,121,361,705.25/13,091,897.46
  6. Step 6: Final answer
    x = 10,061,194.09

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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.