Home / 31,595,151.11-47,389,331.32-21,425,289.46

Finding the Fourth Proportional to 31,595,151.11, 47,389,331.32 and 21,425,289.46

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Solution

The fourth proportional to 31,595,151.11, 47,389,331.32 and 21,425,289.46 is: 32,135,631.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,595,151.11 : 47,389,331.32 = 21,425,289.46 : x
  2. Step 2: Convert to fraction form
    31,595,151.11/47,389,331.32 = 21,425,289.46/x
  3. Step 3: Cross multiply
    31,595,151.11x = 47,389,331.32 × 21,425,289.46
  4. Step 4: Simplify right side
    31,595,151.11x = 1,015,330,140,674,807.38
  5. Step 5: Solve for x
    x = 1,015,330,140,674,807.38/31,595,151.11
  6. Step 6: Final answer
    x = 32,135,631.74

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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.