Home / 15,646,914.82-23,470,122.84-4,287,363.46

Finding the Fourth Proportional to 15,646,914.82, 23,470,122.84 and 4,287,363.46

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Solution

The fourth proportional to 15,646,914.82, 23,470,122.84 and 4,287,363.46 is: 6,430,976.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,646,914.82 : 23,470,122.84 = 4,287,363.46 : x
  2. Step 2: Convert to fraction form
    15,646,914.82/23,470,122.84 = 4,287,363.46/x
  3. Step 3: Cross multiply
    15,646,914.82x = 23,470,122.84 × 4,287,363.46
  4. Step 4: Simplify right side
    15,646,914.82x = 100,624,947,065,927.42
  5. Step 5: Solve for x
    x = 100,624,947,065,927.42/15,646,914.82
  6. Step 6: Final answer
    x = 6,430,976.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.