Home / 10,269,862.28-14,172,852.42-5,686,183.40

Finding the Fourth Proportional to 10,269,862.28, 14,172,852.42 and 5,686,183.40

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Solution

The fourth proportional to 10,269,862.28, 14,172,852.42 and 5,686,183.40 is: 7,847,178.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269,862.28 : 14,172,852.42 = 5,686,183.40 : x
  2. Step 2: Convert to fraction form
    10,269,862.28/14,172,852.42 = 5,686,183.40/x
  3. Step 3: Cross multiply
    10,269,862.28x = 14,172,852.42 × 5,686,183.40
  4. Step 4: Simplify right side
    10,269,862.28x = 80,589,438,161,253.83
  5. Step 5: Solve for x
    x = 80,589,438,161,253.83/10,269,862.28
  6. Step 6: Final answer
    x = 7,847,178.08

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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.