Home / 16,891,123.84-23,294,700.30-13,170,877

Finding the Fourth Proportional to 16,891,123.84, 23,294,700.30 and 13,170,877

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Solution

The fourth proportional to 16,891,123.84, 23,294,700.30 and 13,170,877 is: 18,164,074.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,891,123.84 : 23,294,700.30 = 13,170,877 : x
  2. Step 2: Convert to fraction form
    16,891,123.84/23,294,700.30 = 13,170,877/x
  3. Step 3: Cross multiply
    16,891,123.84x = 23,294,700.30 × 13,170,877
  4. Step 4: Simplify right side
    16,891,123.84x = 306,811,632,403,163.12
  5. Step 5: Solve for x
    x = 306,811,632,403,163.12/16,891,123.84
  6. Step 6: Final answer
    x = 18,164,074.53

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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.