Home / 15,769,190.45-21,761,441.93-8,799,794.82

Finding the Fourth Proportional to 15,769,190.45, 21,761,441.93 and 8,799,794.82

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Solution

The fourth proportional to 15,769,190.45, 21,761,441.93 and 8,799,794.82 is: 12,143,694.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769,190.45 : 21,761,441.93 = 8,799,794.82 : x
  2. Step 2: Convert to fraction form
    15,769,190.45/21,761,441.93 = 8,799,794.82/x
  3. Step 3: Cross multiply
    15,769,190.45x = 21,761,441.93 × 8,799,794.82
  4. Step 4: Simplify right side
    15,769,190.45x = 191,496,223,927,345.84
  5. Step 5: Solve for x
    x = 191,496,223,927,345.84/15,769,190.45
  6. Step 6: Final answer
    x = 12,143,694.03

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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.