Home / 13,706,420.60-20,559,630.90-4,123,278.20

Finding the Fourth Proportional to 13,706,420.60, 20,559,630.90 and 4,123,278.20

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Solution

The fourth proportional to 13,706,420.60, 20,559,630.90 and 4,123,278.20 is: 6,184,917.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,706,420.60 : 20,559,630.90 = 4,123,278.20 : x
  2. Step 2: Convert to fraction form
    13,706,420.60/20,559,630.90 = 4,123,278.20/x
  3. Step 3: Cross multiply
    13,706,420.60x = 20,559,630.90 × 4,123,278.20
  4. Step 4: Simplify right side
    13,706,420.60x = 84,773,077,890,016.38
  5. Step 5: Solve for x
    x = 84,773,077,890,016.38/13,706,420.60
  6. Step 6: Final answer
    x = 6,184,917.30

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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.