Home / 14,682,154.98-21,989,685.22-7,011,173.18

Finding the Fourth Proportional to 14,682,154.98, 21,989,685.22 and 7,011,173.18

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Solution

The fourth proportional to 14,682,154.98, 21,989,685.22 and 7,011,173.18 is: 10,500,739.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,682,154.98 : 21,989,685.22 = 7,011,173.18 : x
  2. Step 2: Convert to fraction form
    14,682,154.98/21,989,685.22 = 7,011,173.18/x
  3. Step 3: Cross multiply
    14,682,154.98x = 21,989,685.22 × 7,011,173.18
  4. Step 4: Simplify right side
    14,682,154.98x = 154,173,491,251,106.38
  5. Step 5: Solve for x
    x = 154,173,491,251,106.38/14,682,154.98
  6. Step 6: Final answer
    x = 10,500,739.94

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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.