Home / 19,440,400.80-29,160,601.20-5,977,228.80

Finding the Fourth Proportional to 19,440,400.80, 29,160,601.20 and 5,977,228.80

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Solution

The fourth proportional to 19,440,400.80, 29,160,601.20 and 5,977,228.80 is: 8,965,843.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440,400.80 : 29,160,601.20 = 5,977,228.80 : x
  2. Step 2: Convert to fraction form
    19,440,400.80/29,160,601.20 = 5,977,228.80/x
  3. Step 3: Cross multiply
    19,440,400.80x = 29,160,601.20 × 5,977,228.80
  4. Step 4: Simplify right side
    19,440,400.80x = 174,299,585,317,954.56
  5. Step 5: Solve for x
    x = 174,299,585,317,954.56/19,440,400.80
  6. Step 6: Final answer
    x = 8,965,843.20

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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.