Home / 10,269,924.43-14,172,938.57-5,686,245.80

Finding the Fourth Proportional to 10,269,924.43, 14,172,938.57 and 5,686,245.80

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Solution

The fourth proportional to 10,269,924.43, 14,172,938.57 and 5,686,245.80 is: 7,847,264.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269,924.43 : 14,172,938.57 = 5,686,245.80 : x
  2. Step 2: Convert to fraction form
    10,269,924.43/14,172,938.57 = 5,686,245.80/x
  3. Step 3: Cross multiply
    10,269,924.43x = 14,172,938.57 × 5,686,245.80
  4. Step 4: Simplify right side
    10,269,924.43x = 80,590,812,466,968.47
  5. Step 5: Solve for x
    x = 80,590,812,466,968.47/10,269,924.43
  6. Step 6: Final answer
    x = 7,847,264.41

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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.