Home / 12,148,501.50-16,765,281.99-6,716,343.42

Finding the Fourth Proportional to 12,148,501.50, 16,765,281.99 and 6,716,343.42

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Solution

The fourth proportional to 12,148,501.50, 16,765,281.99 and 6,716,343.42 is: 9,268,747.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,148,501.50 : 16,765,281.99 = 6,716,343.42 : x
  2. Step 2: Convert to fraction form
    12,148,501.50/16,765,281.99 = 6,716,343.42/x
  3. Step 3: Cross multiply
    12,148,501.50x = 16,765,281.99 × 6,716,343.42
  4. Step 4: Simplify right side
    12,148,501.50x = 112,601,391,377,981
  5. Step 5: Solve for x
    x = 112,601,391,377,981/12,148,501.50
  6. Step 6: Final answer
    x = 9,268,747.37

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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.