Home / 10,926,028.20-16,407,704.70-7,156,223.40

Finding the Fourth Proportional to 10,926,028.20, 16,407,704.70 and 7,156,223.40

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Solution

The fourth proportional to 10,926,028.20, 16,407,704.70 and 7,156,223.40 is: 10,746,558.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926,028.20 : 16,407,704.70 = 7,156,223.40 : x
  2. Step 2: Convert to fraction form
    10,926,028.20/16,407,704.70 = 7,156,223.40/x
  3. Step 3: Cross multiply
    10,926,028.20x = 16,407,704.70 × 7,156,223.40
  4. Step 4: Simplify right side
    10,926,028.20x = 117,417,200,314,429.98
  5. Step 5: Solve for x
    x = 117,417,200,314,429.98/10,926,028.20
  6. Step 6: Final answer
    x = 10,746,558.42

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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.