Home / 42,230,731.21-63,323,004.20-33,532,882.11

Finding the Fourth Proportional to 42,230,731.21, 63,323,004.20 and 33,532,882.11

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Solution

The fourth proportional to 42,230,731.21, 63,323,004.20 and 33,532,882.11 is: 50,280,986.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,230,731.21 : 63,323,004.20 = 33,532,882.11 : x
  2. Step 2: Convert to fraction form
    42,230,731.21/63,323,004.20 = 33,532,882.11/x
  3. Step 3: Cross multiply
    42,230,731.21x = 63,323,004.20 × 33,532,882.11
  4. Step 4: Simplify right side
    42,230,731.21x = 2,123,402,834,521,970.50
  5. Step 5: Solve for x
    x = 2,123,402,834,521,970.50/42,230,731.21
  6. Step 6: Final answer
    x = 50,280,986.71

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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.