Home / 10,928,926-16,394,176.32-4,197,340

Finding the Fourth Proportional to 10,928,926, 16,394,176.32 and 4,197,340

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Solution

The fourth proportional to 10,928,926, 16,394,176.32 and 4,197,340 is: 6,296,312.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,928,926 : 16,394,176.32 = 4,197,340 : x
  2. Step 2: Convert to fraction form
    10,928,926/16,394,176.32 = 4,197,340/x
  3. Step 3: Cross multiply
    10,928,926x = 16,394,176.32 × 4,197,340
  4. Step 4: Simplify right side
    10,928,926x = 68,811,932,034,988.80
  5. Step 5: Solve for x
    x = 68,811,932,034,988.80/10,928,926
  6. Step 6: Final answer
    x = 6,296,312.38

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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.