Home / 19,173,840.60-28,760,760.90-5,526,960.60

Finding the Fourth Proportional to 19,173,840.60, 28,760,760.90 and 5,526,960.60

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Solution

The fourth proportional to 19,173,840.60, 28,760,760.90 and 5,526,960.60 is: 8,290,440.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,173,840.60 : 28,760,760.90 = 5,526,960.60 : x
  2. Step 2: Convert to fraction form
    19,173,840.60/28,760,760.90 = 5,526,960.60/x
  3. Step 3: Cross multiply
    19,173,840.60x = 28,760,760.90 × 5,526,960.60
  4. Step 4: Simplify right side
    19,173,840.60x = 158,959,592,320,320.53
  5. Step 5: Solve for x
    x = 158,959,592,320,320.53/19,173,840.60
  6. Step 6: Final answer
    x = 8,290,440.90

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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.