Home / 26,811,923.81-40,211,900.62-12,433,123.25

Finding the Fourth Proportional to 26,811,923.81, 40,211,900.62 and 12,433,123.25

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Solution

The fourth proportional to 26,811,923.81, 40,211,900.62 and 12,433,123.25 is: 18,646,909.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,811,923.81 : 40,211,900.62 = 12,433,123.25 : x
  2. Step 2: Convert to fraction form
    26,811,923.81/40,211,900.62 = 12,433,123.25/x
  3. Step 3: Cross multiply
    26,811,923.81x = 40,211,900.62 × 12,433,123.25
  4. Step 4: Simplify right side
    26,811,923.81x = 499,959,516,443,863.69
  5. Step 5: Solve for x
    x = 499,959,516,443,863.69/26,811,923.81
  6. Step 6: Final answer
    x = 18,646,909.49

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1.5x scale

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.