Home / 10,678,156.56-14,735,782.44-5,783,266.62

Finding the Fourth Proportional to 10,678,156.56, 14,735,782.44 and 5,783,266.62

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Solution

The fourth proportional to 10,678,156.56, 14,735,782.44 and 5,783,266.62 is: 7,980,868.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,678,156.56 : 14,735,782.44 = 5,783,266.62 : x
  2. Step 2: Convert to fraction form
    10,678,156.56/14,735,782.44 = 5,783,266.62/x
  3. Step 3: Cross multiply
    10,678,156.56x = 14,735,782.44 × 5,783,266.62
  4. Step 4: Simplify right side
    10,678,156.56x = 85,220,958,704,834.16
  5. Step 5: Solve for x
    x = 85,220,958,704,834.16/10,678,156.56
  6. Step 6: Final answer
    x = 7,980,868.07

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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.