Home / 13,655,672.01-20,486,558.48-5,136,082.29

Finding the Fourth Proportional to 13,655,672.01, 20,486,558.48 and 5,136,082.29

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Solution

The fourth proportional to 13,655,672.01, 20,486,558.48 and 5,136,082.29 is: 7,705,270.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,655,672.01 : 20,486,558.48 = 5,136,082.29 : x
  2. Step 2: Convert to fraction form
    13,655,672.01/20,486,558.48 = 5,136,082.29/x
  3. Step 3: Cross multiply
    13,655,672.01x = 20,486,558.48 × 5,136,082.29
  4. Step 4: Simplify right side
    13,655,672.01x = 105,220,650,166,496.92
  5. Step 5: Solve for x
    x = 105,220,650,166,496.92/13,655,672.01
  6. Step 6: Final answer
    x = 7,705,270.75

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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.