Home / 13,425,724.60-20,138,586.90-3,841,415.80

Finding the Fourth Proportional to 13,425,724.60, 20,138,586.90 and 3,841,415.80

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Solution

The fourth proportional to 13,425,724.60, 20,138,586.90 and 3,841,415.80 is: 5,762,123.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,425,724.60 : 20,138,586.90 = 3,841,415.80 : x
  2. Step 2: Convert to fraction form
    13,425,724.60/20,138,586.90 = 3,841,415.80/x
  3. Step 3: Cross multiply
    13,425,724.60x = 20,138,586.90 × 3,841,415.80
  4. Step 4: Simplify right side
    13,425,724.60x = 77,360,685,907,333.02
  5. Step 5: Solve for x
    x = 77,360,685,907,333.02/13,425,724.60
  6. Step 6: Final answer
    x = 5,762,123.70

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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.