Home / 15,047,847.87-20,767,802.82-8,936,276.37

Finding the Fourth Proportional to 15,047,847.87, 20,767,802.82 and 8,936,276.37

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Solution

The fourth proportional to 15,047,847.87, 20,767,802.82 and 8,936,276.37 is: 12,333,114.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,047,847.87 : 20,767,802.82 = 8,936,276.37 : x
  2. Step 2: Convert to fraction form
    15,047,847.87/20,767,802.82 = 8,936,276.37/x
  3. Step 3: Cross multiply
    15,047,847.87x = 20,767,802.82 × 8,936,276.37
  4. Step 4: Simplify right side
    15,047,847.87x = 185,586,825,597,185.34
  5. Step 5: Solve for x
    x = 185,586,825,597,185.34/15,047,847.87
  6. Step 6: Final answer
    x = 12,333,114.16

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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.