Home / 19,157,064.40-28,735,596.60-17,078,539.60

Finding the Fourth Proportional to 19,157,064.40, 28,735,596.60 and 17,078,539.60

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Solution

The fourth proportional to 19,157,064.40, 28,735,596.60 and 17,078,539.60 is: 25,617,809.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157,064.40 : 28,735,596.60 = 17,078,539.60 : x
  2. Step 2: Convert to fraction form
    19,157,064.40/28,735,596.60 = 17,078,539.60/x
  3. Step 3: Cross multiply
    19,157,064.40x = 28,735,596.60 × 17,078,539.60
  4. Step 4: Simplify right side
    19,157,064.40x = 490,762,024,462,725.44
  5. Step 5: Solve for x
    x = 490,762,024,462,725.44/19,157,064.40
  6. Step 6: Final answer
    x = 25,617,809.40

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Similar ratio
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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.