Home / 22,143,432.60-33,215,148.90-20,726,256.60

Finding the Fourth Proportional to 22,143,432.60, 33,215,148.90 and 20,726,256.60

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Solution

The fourth proportional to 22,143,432.60, 33,215,148.90 and 20,726,256.60 is: 31,089,384.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,432.60 : 33,215,148.90 = 20,726,256.60 : x
  2. Step 2: Convert to fraction form
    22,143,432.60/33,215,148.90 = 20,726,256.60/x
  3. Step 3: Cross multiply
    22,143,432.60x = 33,215,148.90 × 20,726,256.60
  4. Step 4: Simplify right side
    22,143,432.60x = 688,425,699,108,607.75
  5. Step 5: Solve for x
    x = 688,425,699,108,607.75/22,143,432.60
  6. Step 6: Final answer
    x = 31,089,384.90

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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.