Home / 31,532,783.10-47,299,174.65-8,503,673.10

Finding the Fourth Proportional to 31,532,783.10, 47,299,174.65 and 8,503,673.10

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Solution

The fourth proportional to 31,532,783.10, 47,299,174.65 and 8,503,673.10 is: 12,755,509.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,532,783.10 : 47,299,174.65 = 8,503,673.10 : x
  2. Step 2: Convert to fraction form
    31,532,783.10/47,299,174.65 = 8,503,673.10/x
  3. Step 3: Cross multiply
    31,532,783.10x = 47,299,174.65 × 8,503,673.10
  4. Step 4: Simplify right side
    31,532,783.10x = 402,216,719,123,406.88
  5. Step 5: Solve for x
    x = 402,216,719,123,406.88/31,532,783.10
  6. Step 6: Final answer
    x = 12,755,509.65

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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.