Home / 25,920,090.20-38,880,135.30-19,201,626.20

Finding the Fourth Proportional to 25,920,090.20, 38,880,135.30 and 19,201,626.20

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Solution

The fourth proportional to 25,920,090.20, 38,880,135.30 and 19,201,626.20 is: 28,802,439.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,920,090.20 : 38,880,135.30 = 19,201,626.20 : x
  2. Step 2: Convert to fraction form
    25,920,090.20/38,880,135.30 = 19,201,626.20/x
  3. Step 3: Cross multiply
    25,920,090.20x = 38,880,135.30 × 19,201,626.20
  4. Step 4: Simplify right side
    25,920,090.20x = 746,561,824,636,024.75
  5. Step 5: Solve for x
    x = 746,561,824,636,024.75/25,920,090.20
  6. Step 6: Final answer
    x = 28,802,439.30

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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.