Home / 13,562,154.09-20,343,389.70-3,977,725.01

Finding the Fourth Proportional to 13,562,154.09, 20,343,389.70 and 3,977,725.01

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Solution

The fourth proportional to 13,562,154.09, 20,343,389.70 and 3,977,725.01 is: 5,966,634.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,562,154.09 : 20,343,389.70 = 3,977,725.01 : x
  2. Step 2: Convert to fraction form
    13,562,154.09/20,343,389.70 = 3,977,725.01/x
  3. Step 3: Cross multiply
    13,562,154.09x = 20,343,389.70 × 3,977,725.01
  4. Step 4: Simplify right side
    13,562,154.09x = 80,920,409,896,149.44
  5. Step 5: Solve for x
    x = 80,920,409,896,149.44/13,562,154.09
  6. Step 6: Final answer
    x = 5,966,634.01

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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.