Home / 13,001,590.71-17,933,555.91-8,361,242.49

Finding the Fourth Proportional to 13,001,590.71, 17,933,555.91 and 8,361,242.49

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Solution

The fourth proportional to 13,001,590.71, 17,933,555.91 and 8,361,242.49 is: 11,532,958.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,001,590.71 : 17,933,555.91 = 8,361,242.49 : x
  2. Step 2: Convert to fraction form
    13,001,590.71/17,933,555.91 = 8,361,242.49/x
  3. Step 3: Cross multiply
    13,001,590.71x = 17,933,555.91 × 8,361,242.49
  4. Step 4: Simplify right side
    13,001,590.71x = 149,946,809,671,482.62
  5. Step 5: Solve for x
    x = 149,946,809,671,482.62/13,001,590.71
  6. Step 6: Final answer
    x = 11,532,958.78

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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.